14. If 35% of a number is 12 less than 50% of
that number, then the number is
(a) 80 (b) 60 (c) 50 (d) 40
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I do no
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Let the number be x
35% of a number is 12 less than 50 percent of that number, then what is the number
35% of x = 35/100×x = 0.35x
50% of x = 50/100 × x = 0.50x
0.35x + 12 = 0.50x
0.35x - 0.50x = —12
—0.15x = —12
x = 12/0.15
x = 80
Thus the number is 80
Answer the number is 80
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