What is a case-control study?

Every day Matilda's mom goes to the store and buys apples and oranges for $22. Then today she returned home with 5 apples and 4 oranges for $40. Assuming the price doesn't change, how much do apples and oranges cost?

How do you write 9.7x10^4 (exponent 4) in standard form? A. 0.00097 B. 0.000097 C. 97,000 D. 970,000

Jivesh brought his Model B rocket on a camping trip near the top of a mountain. He wants to model how it descends down the mountain. Here, he uses the equation h = - 640t^2.

What is an ordered pair to the equation - 6x+y=-4 (1,2) (1,-10) (1,-4) (2,-8)

A fisherman positions his net to - 8 feet relative to the surface of the water. How far does he need to raise the net to bring it to the surface of the water?

Solve for y. 18y - 6 = - 30

Multiply. (3x + 2) (3x - 2) A. x² + 12x - 4 B. 9x² - 12x - 4 c. 9x - 4 D. 9x² + 4

Mr and mrs turner ate 3/4 of a pizza. They want to split the remaining part equally between their two sons how much of the pizza will each son recive

A 16-mb flash drive was sold on sale for $18.50. If this sales price was 81% of the original price, what was the original price?

6,4,7,2 what is the average of 5