Answer:
Option C
Step-by-step explanation:

Lets convert it into improper fraction.

Lets convert
into a mixed fraction.

Rounding off 7.04 gives 7 and rounding 7 further gives 10.
So , the estimate of the product is 10
25km east + 25km return+ 40km west + 40km return = 130km
Hope that helped :)
Answer:
C) 8
Step-by-step explanation:
-5(a+3)=-55
a+3=-55/-5
a+3=11
a=11-3
a=8
Answer:
Step-by-step explanation:
x² = 40² + 9²
= 1600 + 81
x² = 1681
x = √1681
x= 41