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If 25% of 400 + 35% of 1260 + 27% of 1800 = 1020 + x, then the value of x lies between:
Answer & Solution
Correct Answer:
Option
A
400 × 25% + 1260 × 35% + 180 × 27% = 1020 + x
100 + 441 + 486 = 1020 + x
1027 = 1020 + x
x = 7
100 + 441 + 486 = 1020 + x
1027 = 1020 + x
x = 7
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