nofer
22.01.2020 •
Mathematics
Can some one me how to do these step by step i'm having trouble
Solved
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Ответ:
1. convert both to improper fractions
2. find least common denominator
3. add those together
4. simplify
Ответ:
12 do both hurdles and long jump
Step-by-step explanation:
3/8 of the team does hurdles, so that number is 3/8·40 = 15.
Of those 15, 4/5 do long jump, so there are ...
4/5·15 = 12 . . . hurdlers who do long jump