Sunday

June 26, 2016
Total # Posts: 40

**Math**

A bowl contains 100 green and red m&ms. For every 3 green you have 7 red pieces of candy. How many green m&ms are in the bowl?
*December 4, 2014*

**statistics**

a brand name has a 50% recognition rate assume the owner of the brand wants to verify that rate by beginning with a small sample of 5 randomly selected consumers the probability that exactly 4 of the 5 consumers recognize the brand name
*July 13, 2014*

**Maths**

Find the angle, in degrees and minutes, that a straight line makes with the positive direction of the x axis if its gradient is 0.853
*May 19, 2011*

**Chemistry**

Find the mass of oxygen gas needed to react with 0.2 moles magnesium and the mass of the product? Working out please
*April 12, 2011*

**Maths**

The product of two consecutive positive numbers is 42 Find the numbers Please write this problem in quadratic equation form please
*April 5, 2011*

**Chemistry**

What mass of magnesium, Mg, contains the same number of atoms as 12g of Carbon, C Could you please show the method too Thanx :)
*March 7, 2011*

**Maths**

Suppose you were to leave $100 to be equally divided between your great great grandchildren 100 years from now. Given that you can secure annual interest at 6% pa, what would this amount be? Find the compound interest, compounding monthly? Please show all working out :)
*February 7, 2011*

**Maths**

Multiple-choice questions in a test are graded by adding 2 marks for each correct response and subtracting 1 mark for each incorrect response (including no response). Rory and Jenny answered all the multiple-choice questions, with Rory scoring 27 and Jenny scoring 42. Rory ...
*November 17, 2010*

**Maths**

A company employs 4 times as many unskilled workers as it does skilled workers. Unskilled workers earn $650 a week, and skilled workers earn $850 a week. The weekly wage bill for these workers is $17 250. How many skilled and unskilled workers are there? Simultaneous equations
*November 13, 2010*

**Maths**

Con has twice as much money as Fiona. If Fiona earns an extra $15, Con will only have one-and-a-half times her amount. How much money does each person have? Simultaneous equations
*November 13, 2010*

**Maths**

A hall has 1325 seats. These are arranged in rows of 35 seats or 40 seats. The ratio of 35-seat rows to 40-seat rows is 3 : 4. How many rows are there? Simultaneous equation please
*November 13, 2010*

**maths**

The linear equation F=ac + b is used to change temperature from degrees Celsius (°C) to degrees Fahrenheit (°F). Given that 0°C = 32°F and 100°C = 212°F, calculate the constants a and b.
*November 13, 2010*

**Maths**

A truck is loaded with two different types of crates. When 20 of crate A and 25 of crate B are loaded, the truck’s 8 tonne capacity is reached. When 2 of crate A and 16 of crate B are loaded, the same capacity is reached. Calculate the mass of each crate. Simultaneous ...
*November 13, 2010*

**Maths**

When the numerator and denominator of a fraction are each increased by 5, the value of the fraction becomes 3/5 When the numerator and denominator of that same fraction are each decreased by 5, the fraction is then 1/5 Find the original fraction. (Hint: Let the fraction be p/q...
*November 13, 2010*

**Maths**

Two sides of a triangle are 10 cm and 15 cm. What is the range of possible lengths for the third side? Write inequality?
*October 23, 2010*

**Maths**

A taxi driver averages $15 per trip. He pays $150 per day to the cab company to hire the taxi. How many trips must he make in a day to have at least $120 at the end of his shift? (Ignore the cost of fuel.) Write inequality?
*October 23, 2010*

**Maths**

A rectangle has length 2y and width y+ 2. Its perimeter is less than 50 cm. What are possible values for y ? Write inequality?
*October 23, 2010*

**Maths**

Our team scored 115 points in the last 5 football games. How many points must we score in the next 5 games so our average points per game is greater than 25? Write inequality?
*October 23, 2010*

**Maths**

A certain number is halved, then increased by 3. The result lies between 5 and 7. Between which two values does the number lie? Write an inequeality for this?
*October 23, 2010*

**Maths**

The length and width of a rectangle are in ratio 11:7. If its perimeter equals 144m, find the length and width?
*October 22, 2010*

**maths**

In a test there were 25 multiple-choice questions. They were marked as follows: 2 marks for each correct answer 0 marks for a non-attempt -1 mark for an incorrect answer. Sarah attempted 4 5 of the questions and received 22 marks. How many questions did she answer correctly?
*October 15, 2010*

**maths**

Two hikers begin walking towards each other from an initial distance of 20 km apart. Hiker P averages 4 km/h while hiker Q averages 6 km/h. When and where do they meet?
*October 13, 2010*

**maths**

In a test there were 25 multiple-choice questions. They were marked as follows: 2 marks for each correct answer 0 marks for a non-attempt 1 mark for an incorrect answer. Sarah attempted 4 5 of the questions and received 22 marks. How many questions did she answer correctly?
*October 12, 2010*

**Maths**

If the numerator and denominator of the fraction 4 9 are both increased by a certain value, m, the fraction then becomes equal to 3 4. Calculate this value.
*October 12, 2010*

**Matths**

I have 50 coins, some 10c and the rest 20c. Altogether they total $8.20. How many of each coin do I have?
*October 12, 2010*

**Shapes**

Find the pronumeral. In a parallelogram the 4 angles are (3m+16), (4n-16), 68 and 68. Find the pronumeralsm and n and write the equation for the problem
*October 12, 2010*

**Angles**

What are alternate angles?
*October 12, 2010*

**Maths**

What is the perimeter formula for an equilateral triangle?
*October 12, 2010*

**English**

What does it mean by Australia's success is riding on the sheep's back?
*October 11, 2010*

**english**

What is the difference between definate and indefinate articles
*October 8, 2010*

**Maths**

The sum of three consecutive numbers is 51. Find the largest number. Also write the equation to solve the problem
*October 7, 2010*

**Maths**

How must $59 be shared between Michael and Matthew so that Michael’s share is $4 less than twice Matthew’s share?
*October 6, 2010*

**Maths**

In a triangle the angles are (x + 9)°, 3x ° and (2x + 3)°. Find the smallest angle.
*October 5, 2010*

**algebra**

you make a table of values and then you graph the line. The line could be either straight or curved.
*October 5, 2010*

** Science, Technology and Culture **

I have to create a case study on The Impact of technology on telecommunications. I do not know where to start or what a case study looks like. I have to have two sources that are interviews. I work for a AT&T Call Center but I don't know how to make a case study about it.
*November 11, 2009*

**Physics**

A projectile is launched from ground level to the top of a cliff which is 195m away and 135m high (as shown in the figure ).If the projectile lands on top of the cliff 6.9s after it is fired, find the initial velocity of the projectile a)magnitude b)direction Neglect air ...
*September 12, 2009*

**Reading**

my son in 4th grade has to write a poem using stanza form and must use his mentor text. What is mentor text?
*October 20, 2008*

**bio**

why would the population of lions or pumas increase over time? would would affect this increase. For example if in 1975 there were 5 pumas in one area why wouls there be 28 in the year 2008
*September 12, 2007*

**physic**

1. A surface charge can be produced on insulators by a. grounding b. induction c. polarization d. contact 2. Unlike insulators, conductors can be charged by a. grouding b. induction c. polarization d. contact The easy way to charge an insulator is by contact. Insulators cannot...
*March 29, 2007*

**english**

She's a very capable person
*August 23, 2006*

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