The bells begin tolling at the same time and continued to do so at int – McqOptions

MCQOPTIONS

1.	The bells begin tolling at the same time and continued to do so at intervals of 21, 28, 30 seconds respectively The bells will toll together again after
A.	7 seconds
B.	420 seconds
C.	630 seconds
D.	1764 seconds
Answer» C. 630 seconds

Discussion

No Comment Found

Related MCQs

What is the least number that should be added to the smallest 6 digit number to make it a perfect square?
The population of the city increases by 8% in the first year and decreases by 8% during the next year and in the third year it again increases by 10%. Find the population of the city at the end of third year if initially it was 100000.
The given figure shows the obliquie sketch of a cuboid that has a width of 5 units. What is the sum of the areas of the faces of the given cuboid?
Find the value of \[\sqrt{10+\sqrt{25+\sqrt{108+\sqrt{154+\sqrt{225}}}}}\]\[+\left( \sqrt{\frac{225}{729}}-\sqrt{\frac{25}{144}} \right)\div \sqrt{\frac{16}{81}}\]
Find the number, which when subtracted from its square results in 12.
What is the total on the face opposite to 4 + 3 on the dice given?
Find the square root of 15876.
What is the least number by which 1565109 must be multiplied so that the product becomes a prefect cube?
Evaluate, \[\sqrt{\frac{4}{3}}-\sqrt{\frac{3}{4}}.\]
Which row is matched incorrectly? Row Three-Dimensional Net I Cube II Cuboid III Square Pyramid IV Triangular Pyramid