13. If 15% of 40 is greater than 25% of a
number by 2, then the number is
(a) 12 (b) 16
(c) 24 (d) 32
Answers
Answered by
1
Answer:
As given in the question,15% of 40 is greater than 25% of x by 2. Hence we can write the difference between 15% of 40 and 25% of x is 2. ⇒600−25x=200. Hence the required number is 16.
Answered by
1
Answer:
n = 12
Step-by-step explanation:
15% = 0.15
25% = 0.25
0.15 × 40 = 2 × ( 0.25n)
0.5n = 6 ⇒ n = 12
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