Express in the form
n
:
1
.
Give
n
as a decimal.
9
:
6

1.5 : 1

Step-by-step explanation:

N : 1 = 9 : 6

you can take 6 and divide by 6 to get 1. so do the same with 9. to get 9/6 = n

n = 1.5

-4

step-by-step explanation:

(-4+8)=-(4-8)=-8+4=-4

walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40