Assume that adults have IQ scores that are normally distributed with a mean of 107 and a standard deviation of 15. Find the third quartile Q3 , which is the IQ score separating the top 25% from the others.

Which ordered pair is a solution of the equation? 5x-2y=18

Sturdy's paper plates costs $3.12 for 24 plates. Paperoni's paper plates cost $4.32 for 36 paper plates. Which brand of paper plates is the better deal?

The sixth term is 22 and the difference is 6 what would be your 50term

You are packaging expansion packs for the game of checkers. The table below lists the number of each part needed per expansion pack, as well as the number of each part that you have available.

Determine whether or not a regular polygon can have an interior angle of 100

The square pyramid below has a height of 12 CM and a slant height of 20 cm the square base of the pyramid has side lengths of 32 CM what is the lateral area of the pyramid

The total volume of two spheres is 10π cubic units. The ratio of the areas is 4:9. What is the volume of the smaller sphere in cubic units?

On a biased dice the probability of rolling a 1 is 0.3 the dice is rolled 150 times how may ones do you expect to roll?

Quinton brought 40 cupcakes to school on his birthday. He gave a cupcake to each of the 18 students in Ms. Delmonts class. He also gave a cupcake to each of the 16 students in Mrs Donnelly's class. He also gave a cupcake to Ms.

michael started a savings account and after 3 weeks, he had $500 dollars, and after 7 weeks, he had $900. What is the rate of change of money in his savings account per week?