Answer:
65.8
Step-by-step explanation:
(2.6*4.7)/2=6.11
11*4.7=51.7
(4.7(17-(2.6+11)))/2=7.99
6.11+51.7+7.99=65.8
Answer:
Step-by-step explanation:

Answer:
144
Step-by-step explanation:
We have 240 7th graders
60% check out fantasy books
240 *60%
240 *.60
144 will check out fantasy books
Answer:

Step-by-step explanation:

= [
-
] ← evaluate for upper limit - lower limit
= (
-
) - (
-
)
=
- 8 - 9 + 
=
- 17
= 