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The phrase "put forward a hypothesis" is a standard and correct expression used in academic and scientific writing. "Proposed" and "presented" are close but do not improve the sentence. "Postponed" is irrelevant. Hence, no improvement is required.
The square of 12 is subtracted from 25 times a whole number, and the result is equal to the square of that number. Find the square of the difference bet...
Out of four numbers the average of the first three is 16 and that of the last three is 15. If the last number is 20 then the first number is
If the sum of x , y , and z is 9, and the sum of their squares is 18, then determine the value of the expression xy + yz + zx .
Find the number of zeroes in the product of 60 × 61 × 62 × ........ × 80?
Three natural numbers X, Y, and Z, which are pairwise co-prime, satisfy the following conditions: the least common multiple (LCM)...
This question is based on the following 3-digit numbers:
543, 769, 552, 342, 245
(Example: 697 – First digit = 6, second digit = 9, and ...