Question

Check whether 1435 is divisible by $5$ and $7?$ Verify if $1435$ is divisible by the product of $5$ and $7?$

Answer 1

$\begin{array}{c}wehavetocheck1435isdivisibleby5and7ornot.\\ 1435=5\times 287\\ 1435=7\times 205\\ Hence,both5and7arethemultipleof1435.\\ So,itisdivisibleby5and7.\\ Now,\\ productof5and7=35\\ Now,\\ 1435=35\times 41\\ Hence,35isalsomultipleof1435\\ Hence,1435isdivisiblebyproductof5and7.\end{array}$