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Let the radius of the sphere be 'R' cm. 4500π = (4/3) x π x R3 Or, 3375 = R3 So, R = 15 So, length of edge of the cube = 15 x 2 = 30 cm Required area = 6 x 302 = 5400 cm2
129, 160, 224, ?, 459, 634
If (3/7) of 'x' is greater than (2/11) of 'x' by 38, then determine the value of 'x'.
An item is marked at Rs. 12,500. If it is sold for Rs. 8,500, Determine the % of discount given?
In a triangle, the inradius is 6 cm, the circumradius is 9 cm, and the area is 54 cm². What is the semiperimeter of the triangle?
Palash invest thrice the sum invested by Vicky and withdraws half of the sum after 3 months and again withdraws half of the remaining sum after 3 months...
A bag contains red, blue, and green balls in the ratio of 2:4:5. If two balls are randomly selected from the bag, the probability that both are blue is ...
The value of cos² 10° + cos² 20° + cos² 30° + ……. + cos² 90° is
When 15 is added to 30% of a certain number, the result is equal to one-third of that same number. Determine the value of the number.
If sinθ = 3/5 and θ is an acute angle, find cos θ.
