During the past school year, there were 640 students and 52 teachers. What is the ratio of students to each teacher rounded to the nearest tenth? a. 3:4

c. 1:3

b. 4:3

d. 3:1

A timber fence is to be built on sloping land, with the shortest piece of timber 1.2m and the longest 1.8m. there are 61 pieces of timber in the fence. b) what length of timber is needed for the fence altogether?

Divide 190 to the ratio 0.2:0.3:0.5

Find the value of the expression g - d for d = 7 and g = 7.

Determine 3rd term in the geometric sequence whose first term is - 8 and whose common ratio is 6

Calculate area of tetrahedron given 4 vertices

Kara and Sonny went to see a movie at the local theater. Kara paid $13.00 for 1 large box of popcorn and 2 large soft drinks. Sonny paid $8.50 for 1 large box of popcorn and 1 large soft drink.

How many possible outfit combinations come from 10 shirts, two slacks, and five ties? A. 17B. 25C. 100D. 20

Find the geometric mean of 162 and 8. 36 56 46 41

X = 10 + y x - 5y = - 18

Three interior angles of a quadrilateral measures 55,117, and 120 what is the measure of the fourth interior angle?