There are 8 teachers and 40 students going on a field trip. If 20 more students decided to go on the field trip, then how many more teachers must go to keep it proportional?

A. 5 more teachers

B. 4 more teachers

C. 2 more teachers

D. none

Last week it snowed 4.32 inches on Monday and 6.86 inches on Tuesday. It snowed 7.89 inches this week. Round each number to the nearest tenth. About how much more did it snow last week than this week? A. about 4.0 inches B. about 3.5 inches C.

What is 98,464 rounded to the nearest ten thousands?

In 4 minutes, an athlete can run 1 kilometers. Express the athlete's average speed in meters per second. Round to the nearest tenth.

Write all the numbers that round to 50 80 and 240

There are 15 apples in a basket. 6 of these apples are green. The rest of them are red. (a) What is the ratio of all apples in the basket to red apples? (b) What is the ratio of red apples to green apples?

If one angle of a trapezoid is a right angle, the greatest number of additional angles a trapezoid might have is Select one: a. 3 b. 1 c. 2

Where a graph touches the y-axis

Which expression can be used find 40% of 130? a. 26 x 5 b. 26 x 4 c. 26 x 3 d. 26 x 2

Order √3, 2π, and 1.5 from least to greatest.

The arithmetic mean of the monthly salary of two employees is $3210. One employee earns $3470 per month. What is the monthly salary of the other employee?