Answer:
-9/7
Step-by-step explanation:
Simplify and remove like terms.
Answer:
2 hours at 15mph
4 hours at 4mph
Step-by-step explanation:
9514 1404 393
Answer:
7 7/8
Step-by-step explanation:
There are several ways to get there.
2.25×3.5 = 7.875 = 7 7/8
(2 1/4)(3 1/2) = (9/4)(7/2) = 63/8 = 7 7/8
(2 1/4)(3.5) = 2(3.5) +(1/4)(3.5) = 7 + (2·3.5)/(2·4) = 7 +7/8 = 7 7/8
A typical graphing calculator will let you enter this problem directly, giving you a result either as a decimal, improper fraction, or a mixed number.
Answer:
3:2
Step-by-step explanation:
Yes a ratio is a rate
Answer:
4 hours
Step-by-step explanation:
15 x 4 = 60
$60