$32 saved in 4 weeks. How much do you save in 1 week?

$8

Step-by-step explanation:

If you save 32 dollars in 4 weeks, you want to divide it by 4 to get amount of dollars per week. 32 dollars/ 4 weeks = 8 dollars/ 1 week. If you have a question that asks how much will you save in, for example 9 weeks, just multiply 8 by 9, and get 72 dollars saved in 9 weeks.

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation:

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,