Answer:
1 hour= 45 miles
1/2 hour=22.5 miles
3 hours= 135
Step-by-step explanation:
just work out one hour by halving 90 miles which is 45. Then work out the rest by halving again and multiplying by 3.
Answer:
lol same
Step-by-step explanation:
Answer:
24
Step-by-step explanation:
Let the number be x.
Sum of the number and 6: 
Divide it by 3: 
Result is 4 more than one quarter of the number:

Multiply both sides by 12:

Simplify:

Expand:

Subtract 24 from both sides:


Subtract 3x from both sides:


The number is 24.
Answer:
58 1/2
Step-by-step explanation:
multiply by 3/4
Answer:
x
−
a
)
2
+
(
y
−
b
)
2
=
r
2
Step-by-step explanation: