Answer: 40 minutes
Step-by-step explanation: 1/4 of an hour is 20 minutes. So in 20 minutes he completes half of his homework, therefore he would take 40 minutes (2/4 of an hour) to complete his homework.
Answer: B
Step-by-step explanation:
Answer:
place value is the answer
78.4
The answer is D.
She forgot to find the square root of 7225.
3.9
(76-62.10)÷3.55=3.91...
=3.9 (correct to nearest tenth)
