Answer:
There are 50 boys.
Explanation:
Basic calculation: 
→ 50 boys.
All you have to do is multiply them all.
3*3*4*2=72
Answer:
(5+5)x2
Step-by-step explanation:
I think this is it, as for you said a person sent 5 emails to 5 friends, so 5 so far. Then they sent 5 mails, 5+5=10. This happened 2 times so 10x2.
Answer:
because, there is the end. that will create an extra log peice.
Step-by-step explanation:
hope this helps.
Step-by-step explanation:
A) Let X= the number of weeks 46 times 3/4 = 72. And 135+72 x >_ 580
B) 135+72 x >_ 580. 580-135. 72/72 >_ 445/72
x >_ 6.2
She must work a minimun of 7 weeks to get $580.
