Each child in a class needs 5 exercise books and 4 pencils. If there are 30 children, how many exercise books and pencils are needed?

Exercise books=

Pencils=

1/2a^-4b^2 for a=-2 and b=4 A. 2 B. 1/2 C. 3 D. 4

A cosmetics company makes three batches of a nail polish color called Purple Dusk using the recipe shown. Each batch contains a different total amount of polish. Drag numbers to show how much of each color should be used in each batch of Purple Dusk.

Verify the identity. 4 csc 2x = 2 csc^2x tanx

When making a full batch of tuna you will mix one pouch of tuna with 26 ounces 737 g of mayonnaise how much Tony mayonnaise would you need when making a double batch

Claudia is making a gelatin dessert for a party. she plans on making 12servings for every 5 people. if each pan Claudia uses to make the dessert holds 8 servings, in what is the minimum number of these pans that she needs in order to make enough to

If the simple interest on 6000 for 9years is 3240 then what is the interest rate

The equation d=m/v can be used to calculate the density

The city's central library has 72,864 books. The library has 72 bookcases. If each bookcase has room for the same number of books, how many books are there in each bookcase?

Which figure is always a rectangle?

The SneakerRama Company makes and sells sneakers. They have one linear function that represents the cost of producing sneakers and another linear function that models how much income they get from those sneakers.