1.

What is the least number which when increased by 23 is divisible by each of 42, 36 and 45?1). 12732). 12373). 12074). 2507

Answer»

LCM of 42, 36 and 45 = 1260

This is the LEAST NUMBER which will be divisible by 42, 36 and 45.

∴ The least number which when added by 23 will be divisible by 42, 36 and 45 = 1260 – 23 = 1237


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