Marvin spent 3.4 hours which is 40% of his time at the recreational center playing ping pong. How long was Marvin at the recreat
ional center?
2 answers:
Answer:
= 8.5 hours
= 8 hours 30 minutes
Step-by-step explanation:
Full time spent = 100%
If 40% = 3.4 hours ,
What about 100% = ?
= (100 x 3.4) ÷ 40
= 340 ÷ 40
= 8.5 hours
Answer:
Marvin spent 10 hrs 12 min at the recreational center.
or 10.2 hrs
Step-by-step explanation:
3.4 hrs = 40% of x
3.4*2 = 80% of x
6.8 = 80% of x
6.8 + (1/2 * 6.8) = 100%
6.8 + 3.4 = 100%
10.2 = 100%
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A
Step-by-step explanation:
Answer: <em>936 cm²</em>
Step-by-step explanation:
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