Answer:
9.55 minutes
Step-by-step explanation:
x hours to go to the river
0.25-x hours to come back, since 15 minutes is 0.25 hr.
to the river 40 mph * x hours =40x miles
from the river 70 mph (0.25-x) hours=17.5-70x
those two are equal
40x=17.5-70x
110x=17.5
x=17.5/110=0.159 hours
9.55 minutes
Sorry it’s so sloppy, hope it helps
Answer:
$770
$40,040
Step-by-step explanation:
Last week: 11% of $7,000
11% of $7000 = 11/100 × $7000 = $770
Full year is 52 weeks.
52 × $770 = $40,040

YOU CAN EVEN WRITE IT IN THE FRACTION FORM .
BE REMINDED THAT <> CHANGE SIGN WHEN YOU DIVIDE OR MULTIPLY A NEGATIVE NUMBER ONLY.
HOPE THIS HELPS
Answer:
ss
Step-by-step explanation: