How many positive integers between 50 and 100 are divisible by 7?
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If it's correct then please mark as a brainlist
50=7×7+1
100=14×7+2
and the answer is 14−7=7.
This is effectively what you have done, counting 8×7, 9×7, 10×7, 11×7, 12×7, 13×7, and 14×7. You will need to be more careful if either of the remainders is 0.
If it's correct then please mark as a brainlist
50=7×7+1
100=14×7+2
and the answer is 14−7=7.
This is effectively what you have done, counting 8×7, 9×7, 10×7, 11×7, 12×7, 13×7, and 14×7. You will need to be more careful if either of the remainders is 0.
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7 ( 56,63,70,77,84,91,98 )
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