Answer:
32 hollow blocks
Step-by-step explanation:
first, find the number of hollow blocks he can make in 1 hr
= 12/3
= 4 hollow blocks per hour
then, it becomes
= 4×8
= 32 hollow blocks in 8 hrs
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Answers & Comments
Answer:
32 hollow blocks
Step-by-step explanation:
first, find the number of hollow blocks he can make in 1 hr
= 12/3
= 4 hollow blocks per hour
then, it becomes
= 4×8
= 32 hollow blocks in 8 hrs
Explanation
4 blocks per hour
12=3 hrs
24= 6hrs
36= 9 hrs
= 36-4= 32
32= 8 hrs
In short
4 x 8 = 32