if 2y5 is divisible by 11, find the value of y.
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the value of y is 7 .......and its divisisibal by..11
ankitmeena7:
thnx
Answered by
6
Do you mean 2×y×5?
If so,
It is divisible by 11...so 2×y×5 is equal a number that is a multiplier of 11.
2×5=10 so the number must be divisible by 10 as well.
The least common multiple of 10 and 11 is 110. So the number is 110.
so y=110/2×5
y=11
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