Example 1. Four-fifths of a number is greater than
three-fourths of the number by 4. Find the number.
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Answer:
Let the no be x
Step-by-step explanation:
ATQ,
4x/5=3x/4 +4
4x/5-3x/4=4
16x-15x/20=4
X/20=4
X=20x 4=80
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