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The area of the base of a cone is 180 cm^{2}.If the height of the cone is 8 cm what is its volume?
Area of base = 180 cm^{2}
The difference between the S.I. and C.I. on ₹ 2500 for 2 years at 20% when the compound interest is payable annually is
Umesh tossed a coin three times. What is the probability that Umesh gets more heads than tails?
Probability of getting 2 or 3 heads
If 28 men can do a piece of work in 65 days. How many men will do it in 35 days?
In 10 days earth picks up 2.6 × 10^{8} kg of dust from the atmosphere. How much dusk will it pick up in 45 days?
One of the factor of is . What is the other factor ?
Two octagonal perfect dice with number 1 – 8 are thrown together. What is the probability that both the numbers are even ?
Total no. of outcomes = 8 × 8 = 64
Both numbers are even,
{(2, 2) (2, 6) (2, 8) (2, 4) (4, 2) (4, 4), (4, 6) (4, 8), (6, 2), (6, 4) (6, 6), (6, 8) (8, 2) (8, 4) (8, 6), (8, 8)}.
Required probability
In what time will ₹ 64,000 amount to ₹ 68921 at 5% per annum if interest payable half yearly?
A mobile set is sold for ₹ 1498 and the seller gains 7% on it. What is its cost price?
Let cost price be ₹ x.
The sum of digits of a twodigit number is 9. If 9 is subtracted from the number, its digits are interchanged.
Q. What is the half of that number?
The curved surface area of the cylinder is 5940 cm^{2}. If its height is 30 cm, what is the diameter of the base?
Curved surface area = 5940
A cuboid vessel is 20 cm long and 12 cm wide. How high must it be to bold 3 liters of water?
lbh = 3000
53 tests

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