680,705 in expanded form

A plane intersects a three-dimensional figure and is parallel to its base. If the intersection is a circle, which three-dimensional figure is intersected by the plane?

A grocer bought 70 cans of corn. She sold 10 cans that day and 15 cans the next day. How many did she have left?

Tyrone has a piece of yarn that is 3 feet long. He measures it again to find the number of inches. Will the number of feet or the number of inches be greater.

18/24 = b/12 Solve the proportion:

How do u solve 2x-1=x+11

Round 4.75 to the nearest whole number

What's 6c+14=-5c+4+9 for c

The set (5, 10, 15, 20, ...) represents the multiples of 5 written in?

A batch of 140 semiconductor chips is inspected by choosing a sample of 5 chips. assume that 10 of the chips do not conform to customer requirements. the number of samples of 5 containing exactly one nonconforming chip is closest to:

Ted says that 3 tenths multiplied by 100 equals 300 thousandths. is he correct