Three cubes whose edges are 3 cm, 4 cm and 5 cm respectively are melte – McqOptions

MCQOPTIONS

1.	Three cubes whose edges are 3 cm, 4 cm and 5 cm respectively are melted without any loss of metal into a single cube. The edge of the new cube is ______.
A.	6cm
B.	12cm
C.	9cm
D.	10cm
Answer» B. 12cm

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