Gracy
Popular questions and responses by Gracy
statistics
a die is rolled 7 times. find the probability of getting at least one 3.
asked on October 15, 2011 
Math Analysis graphical method
a bakery makes both cakes and cookies. each batch of cakes reqire 2 hours in the oven and 3 hours in the decorating room. each batch of cookies need 3/2 hours in the oven and 2/3 of an hour decorating room. the oven is available no more than 15 hours a a
asked on April 21, 2012 
mathmatical analysis
a loan of 4000 was repaid at the end of 10 months with a check for 4270. what annual rate of intreste was charged.
asked on February 5, 2012 
Chemistry
reaction between sulfur and oxygen is S+O2 = SO2. how much sulfur is in the original materials, would result in 1000g of so2
asked on October 14, 2011 
science
A lamp consumers 1000 J of electrical energy is 20 seconds .What is its power?
asked on March 11, 2019 
science
A sound wave travels at a speed of 340 m/s. If the wave lenght of wave is 1.4 km. What is the frequency of the wave?
asked on March 11, 2019 
MATH
The decimal 4.25 is between which two integers? A. between 2 and +4 B. between 1 and +3 C. between 1 and +4 D. between 1 and +5
asked on May 31, 2016 
math analysis
how many faculty of each rank should be hired at each college to exactly meet the demand for sections and completely exhaust the salary budget Rank table. Lecture. Instrutor Section taught. 3. 4 annual salary. 20. 25 (Thousands $) Table. Community college
asked on March 15, 2012 
Chemistry

Chemistry
you have 505mL of a .125 M HCl solution and you want to dilute it to exactly .100. How much water should you add? I got (.125M)(505mL)=(.100M)(Vf)= 631.25. But on my answer sheet they got 126 mL of H2O???? I don't know how she got it.
asked on October 15, 2011

mathmatical analysis
TRAP is a trapezoid and XY is the median find the length of TP R A is 22.6 x Y is 45.36 T P
posted on February 5, 2012