What are expressions like 4 (3+2) and 4 (3) + 4 (2)

A room measures 5 m x 4m x 3 m. The room has to be filled completely with rectangular boxes measuring 30 cm x 20 cm x 10 cm. How many such boxes fit inside the room?

A novel is 11/16 inch thick. If there are two shelves, each 99 inches wide, how many novels will be able to fit on the two shelves?

A commuter has $245 in his savings account this account changes by - $15 each week he buys a ticket. in one time period, the account changed by - $240. for hot many weeks did the commuter buy tickets?

If a microwave oven takes 12 seconds to cook 1 sandwich, 4 additional seconds to cook 2 sandwiches, and 1 additional second for every sandwich after that, how long does it take to cook 5 sandwiches at once?

If a round pizza is cut into twelve equal pieces through the center, what is the central angle of each piece?

What is 7/10 times 3

Asleigh is 5 years older than Nua. Nua is twice as old as Sian. Their ages all add up to 100. How old is Asleigh?

Consider the equation 4+2 (5x-8) = ax + b. If a = 10 and b = - 4, find the number of solutions to the equation.

The area of a rectangle is 250 in squared. the ratio of the length to the width is 5 : 2. find the length and the width.

Which amount represents a debt of two hundred fifty dollars, $250 or - $250? Explain.