Monday

January 26, 2015

January 26, 2015

Total # Posts: 58

**physical science**

what is the density of a cube with mass 50g & volume 2cm x 2cm x 2cm?
*August 20, 2014*

**Math**

1. 24 dolls divided by 3 = 8, which means it can be equally display 8 dolls on each shelf. 2. 60 pounds divided by 4 puppies = 15 pounds. Each puppy weight 15 pounds.
*December 15, 2013*

**Math - Factoring**

When a positive integer z is divided by 9, the remainder is 2. what is the remainder when 4z is divided by 6?
*September 13, 2013*

**Math - Factoring**

If r is a multiple of 3, which of the following could not be the remainder when r to the power of 2 is divided by 10?
*September 13, 2013*

**Math - Averages**

Six dogs have an average(arithmetic mean) weight of 55 pounds. If the heaviest dog weighs 100 pounds, the lightest dog weighs 5 pounds, and the second-lightest dog weighs 30 pounds, what is the average weight of the other 3 dogs in pounds?
*September 13, 2013*

**Math - Averages**

The test average for Louis' calculus class is found by taking the arithmetic mean of his four best test scores. If his first four test scores are 65,82,76 and 87, what score must he get on the fifth test to raise his test average to an 85?
*September 13, 2013*

**Math - Percents**

Polly mixes 2 gallons of windshield wiper fluid with 8 gallons of water. The resulting solution is made up of k% windshield wiper fluid. What is the value of k?
*September 13, 2013*

**MAth - Percents**

Bobby makes a commission on each stereo that he sell; this commission is equal to 40% of the final(sale) price of the stereo. Today, all the stereos in Bobby's store are on sale for 10% off the listed price. During this sale, what percent of the listed price does Bobby get...
*September 13, 2013*

**Math - Percents**

Roberto has 40 marble, and Imelda has 27 marbles. Roberto gives 15% of his marbles to Imelda. Imelda now has what percent more marbles that she had before?
*September 13, 2013*

**Math - Percents**

If 200% of a number n is decreased by 12.5%, the result is 28. What is the value of n?
*September 13, 2013*

**Math- Percents**

Katie did 28 sit-ups on Monday and 42 on Tuesday. She did what percent more sit-ups on Tuesday than she did on Monday?
*September 13, 2013*

**Math - Translating English to Algebra**

At Marv's Pet store, there are m mice and f ferrets. If he sells 20 mice, there will still be twice as many mice as ferrets. If he sells 20 ferrets, there will be 14 times as many mice as ferrets. How many ferrets does Marv's Pet Store have?
*September 13, 2013*

**Math - Trnslating Eng to Algebra**

Angie's age is 7 less than twice her age five years ago. How old is Angie now?
*September 13, 2013*

**Math - General word problem**

At a certain dance class, each student must pick exactly one partner. Each pair of dancers must consist of one advanced student and one beginner student. At first, after everyone pairs up, there are 4 extra beginner students. Then, after half of the beginner students have left...
*September 13, 2013*

**Math - Triangles**

An isosceles triangle has an interior angle of 26 degrees. Which of the following is a possible degree measure for one of the other interior angles of the triangle? a) 52 degrees b) 64 degrees c) 78 degrees d) 104 degrees e) 128 degrees
*September 10, 2013*

**Math - Ratios**

In Mrs. Sotomayor's class, the final grade is based on 6 quizzes and 2 exams. If each exam counts for 3 times as much as each of the quizzes, what fraction of the final grade is determined by each exam?
*September 10, 2013*

**Math - Averages**

Deanna is selling Gal Scout cookies. Her goal is to sell an average of $90 worth of cookies each day for the next 10 days. If each box of cookies costs $2.25, and she sold an average of 44 boxes a day for the first 6 days, how many boxes must she sell, on average, for the last...
*September 10, 2013*

**Math - Averages**

Set X is defined as {6,12, -4, 0, 7, 9, -1, 2, 5}. If r is the range of set X, and m is the median of the set X, what is the value of r - m ?
*September 10, 2013*

**Math - Divisibilty and Factors**

What is an odd three-digit number that is divisible by a perfect square and 47?
*September 10, 2013*

**Math - Divisibility and Factors**

If the fraction 54/e is a fraction in lowest terms, what is the possible value of a?
*September 10, 2013*

**Math - Divisibility and Factors**

If c and d are integers, d is divisible by 30, and cd is divisible by 20, c must be divisible by which of the following? a) 2 b) 4 c) 5 d) 6 e) 10
*September 10, 2013*

**Math - Number Properties**

What is the smallest integer greater than 5 that leaves a remainder of 5 when divided by any of the integers 6,8, and 10?
*September 10, 2013*

**Math - Number Properties**

The positive difference between the integers u and v is 6. If w is also an integer and the positive difference between v and w is 5, what is the positive difference between u and w?
*September 10, 2013*

**Math - Fractions**

Five weeks is how many seventy-thirds of a year(assume a year is 365 days)?
*September 10, 2013*

**Math - Fractions**

Mary has invited all her friends and all the students in her class to her birthday party. She invited 27 girls and 15 boys in all. What fraction of the people she invited are girls?
*September 10, 2013*

**Math - Word Problem**

At a certain dance class, each student must pick exactly one partner. Each pair of dancers must consist of one advanced student and one beginner student. At first, after everyone pairs up, there are 4 extra beginner students. Then, after half of the beginner students have ...
*September 10, 2013*

**Math - Multi Variable Equations**

If (x^2a/x^4) = [(square root of x^7)/x^a], what is the value of a?
*September 10, 2013*

**Math - Power**

If g is an integer greater than 1 and ( g^3/(g + 1)^2 ) < 1, what is the possible value of g?
*September 10, 2013*

**Math - Power**

If x^12 = 125 then x^4 = ?
*September 10, 2013*

**Math - Power**

If n >0 and 9 = n^6, then 27n is equal to all of the follwoing except: a) 81/n b) 3n^7 c) 9n^4 d) n^10 e) n^13/3
*September 10, 2013*

**Math - Power**

If r > 0 and r^4= 27, the r^6= ?
*September 10, 2013*

**Math - Area**

yes, that's the numbers I have for this question. I tried solve it and now I have the answer area of square 1 = 32, so square root of 32 will give the one side of 5.6568424 area of square 2 = 98, so square root of 98 will give the one side of 9.8994936 so thea area of the ...
*September 10, 2013*

**Math - Area**

A rectangle shares a side with a square of area 32 and shares another side with a square of area 98. Waht is the area of the rectangle?
*September 10, 2013*

**Math - Area**

A rectangle shares a side with a square of area 32 and shares another dise with a square of area 98. Waht is the area of the rectangle?
*September 10, 2013*

**Math - **

If 7w > 44 and 3w < 19, what is a possible value for w – 6?
*September 10, 2013*

**Math - Fractions**

The memory card on Roger's digital camera hold z pictures(of equal size). After using up 1/4 of spaces on the memory card, Roger took 7 more pictures. The card then had 5/7 of its memory remaining. What is the value of z?
*September 10, 2013*

**Math - Algebra**

In the forrectly worked subtraction problem below, each letter represents a different digit. What is the largest possible value of E? FLEA - BEE _____ MOLE
*September 10, 2013*

**Math - Fractions**

2/3 of the pieces of Fruit in Lurene's basket are oranges. Of the fruit that are not oranges, 2/3 are apples, IF 2/2 of the apples are green and there are 6 pieces of fruit that are neither apples or oranges, how many more oranges than green apples are in Lurene's basket?
*September 10, 2013*

**Math - Polygons**

A polygon with n sides has an average interior angle measure of 150 degrees. What is the value of n?
*September 10, 2013*

**Math - Quadrilaterals**

A quadrilateral has interior angles with degree measures of 63, 4s, 5s and 2s. What is the angle measure, in degrees, of the largest angle of the quadrilateral?
*September 10, 2013*

**Math - Polygons and Quadrilaterals**

A rectangle has a diagonal of length 125. If the ratio fo the length of the short side to the length of the long side of the rectangle is 7:24, what is the length of the shorter side of the rectangle?
*September 10, 2013*

**Math - Ratios**

A pet store sells mice in 2 colors: brown and white. If 3/5 of the mice are brown, the ratio of male mice to female mice is 2:1, and 1/2 of the female mice are white, then what is the ratio of the number of brown male mice to the number of white male mice?
*September 10, 2013*

**Math - System of Equations**

Clark and Lois ran for class president. Clark received 100 fewer votes than Lois. If Clark had received twice as many votes(and Lois had received the same amount), he would have won by 122 votes. How many votes were cast in the election, assuming that no one else received any ...
*September 9, 2013*

**Math - Fractions**

Last month, 1/9 of dentist's appointments were cancelled, and 3/16 of the remaining appointments were rescheduled. If the dentist had 234 appointments that happened at the scheduled time, how many appointments were either cancelled or rescheduled?
*September 9, 2013*

**Math - Number Properties**

How many positive integers less than 100 are equal to the product of a multiple of 6 and an odd number greater than 1?
*September 7, 2013*

**Math - Advanced Algebra**

if -1 < u < 0 < v < 1, which of the following in qualities could be true? I. u/v < -1 II. -1 < u/v < 0 III. u/v > 0 A) I only B) II only C) I and II only D) I and III only E) I, II and III
*September 7, 2013*

**Math - Fractions**

if c < -1 and d < 1, which of the following cannot be a value of the fraction c/d ? A) -2 B) -1 C) 1/2 D) 1 E) 2
*September 7, 2013*

**Math - Fractions**

Susan has p clean plates. After using 2/3 of the clean plates for a dinner party, Susan used 1/5 of the remaining plates to store the leftovers. In terms of p, how many plates are still clean and unused?
*September 7, 2013*

**Math - Algebra**

All the jelly beans in a jar are blue, green, red, white, or yellow. There are b blue jellybeans in the jar, as well as 3/4 b green jelly beans, 5/8 b red jellybeans, 9/16 b white jellybeans, and 7/16 b yellow jellybeans. If there are a total of 216 jellybeans in the jar, how ...
*September 7, 2013*

**Math - Ratios**

A pet store sells mice in 2 colors: brown and white. If 3/5 of the mice are brown, the ratio of male mice to female mice is 2:1, and 1/2 of the female mice are white, then what is the ratio of the number of brown male mice to the number of white male mice?
*September 7, 2013*

**Math - Ratios**

In a box of chocolates 3/4 of the peanut-butter filled chocolates is 1/4 the total number of filled chocolates. If the ration of peanut butter filled chocolates to solid9non-filled0 chocolates is 1:2, what is the ratio of solid chocolates to filled chocolates?
*September 7, 2013*

**Math - Ratios**

The ratio of wood bats to metal bats at a sporting goods store is 2:7. After 10 metal bats are sold, the ratio of wood bats is 3:8. How many wood bats are there at the store?
*September 7, 2013*

**Math**

The regular admission price for an amusement park is. $72. For a group of 15 or more, the admission price is reduced by $25. How many people need to be in a group to save $500?
*September 3, 2013*

**Chemistry**

How many liters of ammonia gas can be formed from 11.3 L of hydrogen gas at 93.0 C and a pressure of 42.4 kPa?
*March 22, 2013*

**science**

i mean how is an franken storm form
*October 31, 2012*

**spanish**

weather report is Resuma Ejecutivo del informe diario de las observaciones meteorologicas y los cambios esperados en el clima
*October 29, 2012*

**chemistry**

50ml of water at 46.9 C were mixed with 50ml of water at 25.1 C in a calorimeter also at 25.1 C. The final temperature was 30.1 C Assuming that neither the density of water nor its specific heat capacity change with temperature, calculate the total heat capacity of the ...
*March 1, 2011*

**Math**

Im trying to help my daughter with a question. I cant remember how. Please help!!! How do you solve 7 times the square root of 3 divided by the square root of 5.
*November 30, 2008*

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