1. Mikey worked on her mathematics homework for ¾ hour and her science homework for 7/8 hour. How long did she spend in all doing homework?
2. There are 60 students in a class. Three-fourths of them are girls. How many boys are there?
2. There are 60 students in a class. Three-fourths of them are girls. How many boys are there?
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Answer:
1. 13/8 in improper but in mixed the ans. is 1 5/8
Step-by-step explanation:
= 3/4 + 7/8
=6/8+ 7/8=13/8 in improper but in mixed the ans. is 1 5/8