Any number greater than or equal to 745 but less than 755 can be rounded off to 750. This is because when rounding to the nearest 10, any number 5 or greater in the ones place will round up. Therefore, numbers like 746, 747, 748, 749, and 750 can all be rounded to 750.
750
sqrt(750) = 27.386 (rounded)3sqrt(750) = 1.165 x 1013(rounded)
740
It is already rounded to the nearest ten.
750
750
750
800
Ten integers can be rounded off to 280. An infinite number of numbers can be rounded off to 280.
750
It is 750.
sqrt(750) = 27.386 (rounded)3sqrt(750) = 1.165 x 1013(rounded)
999 of them.
740
It is already rounded to the nearest ten.
750
800