Question

A teacher asked his three students Tom, Helen and Sandy to complete 200 exercises. The ratio of the exercises completed by Tom to the exercises completed by Helen to the exercises completed by Sandy is 3:3:4. Tom receives 5 points for each completed exercise. Sandy receives 8 points for each exercise. If the three students altogether receive 1240 points, how many points does Helen receive for a completed exercise?

___ points

2.
A book shop sold fiction books and cartoon books at a ratio of 3:5. Then, it sold four times as many fiction books and 40% more cartoon books. As a result, it sold 800 more fiction books than cartoon books. How many fiction and cartoon books were sold altogether in the end?

___ books

3.
Mr. Smith had 33 dozen cans. He sold 340 of them at $15 each. He sold the remaining cans at a discount of 20% each. How much money did he collect from selling the cans?

$___

Answer 1

Answer:

I only know the first one the answer is 372 point if I'm wrong pls correct me

Answer 2

Step-by-step explanation:

1)372 is correct answer.....m