Multiplication and Division Application

Multiplication and Division Application
The base of a triangle with height h and area A is given by the formula b = .

 

What is the base of a triangle with area 17 cm2 and height 5 cm?

A.
3.4 cm

B.
3.8 cm

C.
6.8 cm

D.
11 cm

The formula d = rt gives the distance d traveled in time t at rate r. A bicyclist rides at a constant rate of 22 kmph.

 

How many kilometers will he travel in 2.5 h?

 

km

 

The formula gives the formula for the side length s of a regular polygon with n sides and perimeter P. A regular octagon has
8 equal sides.

 

What is the side length of a regular octagon with a perimeter of 25.6 in.?

 

in.

 

The formula d = rt gives the distance traveled in time t at rate r. A bicyclist rides for 1.5 hours and travels 25 miles.

 

What was her average speed?

A.

16.7 miles per hour

B.

23.5 miles per hour

C.

26.5 miles per hour

D.

37.5 miles per hour

The formula d = rt gives the distance d traveled in time t at rate r. A train travels 163.2 miles in 2.4 hours, traveling at
a constant rate.

What is the train’s rate of travel?

mph