How to work out this problem
1 answer:
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Answer and Step-by-step explanation:
<em>116 b.</em>
1280 × 24 = 30720
<u>30720 ÷ 60 = 512. 512 is the solution; the expression is divisible by 60.</u>
<em>116 c.</em>
3584 × 72 = 258048
<u>258048 ÷ 60 = 4096. 4096 is the solution; the expression is divisible by 63.</u>
<em>116 d.</em>
16250 × 24 = 390000
<u>390,000 ÷ 39 = 10,000. 10,000 is the solution; the expression is divisible by 39.</u>
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<em><u>#teamtrees #PAW (Plant And Water)</u></em>
Answer:
20 and 25.
Step-by-step explanation:
Given:
They both teach total 45 yoga classes each week.
Erica teaches 15 fewer than twice as many as Bo.
To find:
How many classes does each instructor teach per week = ?
Solution:
Let number of classes are taken by Bo =
Then number of classes are taken by Erica = (given)
Total number of classes are taken by both = 45 (given)
According to the question.
+
= 45
By adding both side by 15
By dividing both side by 3
number of classes are taken by Bo = = 20
number of classes are taken by Erica =
=
Therefore, number of classes are taken by Bo and Erica is 20 and 25.