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The area of the curved surface of a cone is 195π cm2cm^2 . If the slant height of the cone is 12 cm, find the radius of the base

The value of 289+0.01216.25=\sqrt{289}+\sqrt{0.0121}-\sqrt{6.25}=
A car travels 281 km in the first hour and 163 km in the second hour. What is the average speed (in km/h) of the car for the whole journey?
The average of first 117 even numbers is
Kanchan bought 52 books for Rs 1130 from one shop and 47 books for Rs 905 from another. What is the average price (in Rs) he paid per book ?
Find the greatest four-digit number which is exactly divisible by 39.
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How many litres of milk with 24% concentration are to be mixed with 18 litres with 72% concentration to get a mixture with 36% concentration?
5 men can complete a piece of work in 16 days while 2 women can do it in 20 days. In how many days can 4 women and 2 men complete it?
If 81 : y :: y : 196, find the positive value of y.
On the marked price of an item, two successive discounts of 10% each are offered and a profit of 10% is earned. The marked price of the item is approximately _____ times its cost price
If the radius of the base of a right circular cylinder is decreased by 20% and its height is increased by 134%, then what is the percentage increase (closest integer) in its volume?
The average of the marks of 14 students in a class is 66. If the marks of each student are doubled, find the new average?
The ages of Deeksha and Amit are in the ratio of 7 : 5 respectively. After 4 years the ratio of their ages will be 4 : 3. What is the difference in their present ages?
At 20% per annum rate, an amount is doubled in approximately in ______ years at compound interest
On what sum (in ₹) will the compound interest at 2% p.a. for 2 years compounded annually be ₹9,696?
The base of a parallelogram is increased by 8% and height is increased by 4%. Find the net increase percentage in its area.
Find the LCM of 12, 40, 50 and 78.
A bike goes 8 meters in a second. Find its speed in km/hr.
The product of two numbers is 5292 and their H.C.F. is 21. The number of such pairs is:
The list price of a smart fan is ₹5,600 and it is available to a retailer at 25% discount. For how much should a retailer sell it to gain 15%?
The marked price of a smart watch is ₹4,000 and during a year end sale the seller allows a discount of 75% on it. Find the selling price (in ₹) of the smart watch.
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Two trains of equal length are running on parallel lines in the same direction at speeds of 90 km/h and 51 km/h. The faster train passes the slower train in 36 seconds. The length of each train is:
If 40% of k is 10 less than 1800% of 10, then k is:
A pipe can fill a tank in 9 hours. Another pipe can empty the filled tank in 12 hours. If both the pipes are opened simultaneously, then the time (in hours) in which the tank will be two-third filled, is:
Which of these religious literature was NOT written by Goswami Tulsidas?
What is the tenure of the 'Vijay Fixed Deposits' scheme introduced by RBL Bank in 2024?
Who took charge as the new Chairperson of the National Commission for Women (NCW) on 22nd October 2024, after being appointed earlier?
What does globalisation primarily involve?
The Ganga Plain extends between the ________ and Teesta rivers?
What is the main benefit of the name look-up facility, introduced by the Reserve Bank of India for RTGS and NEFT systems?
Who among the following waged a war against the East India Company in 1857 from the Ludhiana district in Punjab?
The British victory in the Revolt of 1857 led to?
The 7th Amendment Act of the Indian Constitution, 1956, primarily dealt with the reorganisation of states based on what criteria?
UPI-based digital RuPay Credit Card was first introduced by _______?
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Which are the three main sector classifications of the Indian economy?
In the early Vedic period, the varna system was based on _______?
Adiabatic compression of an ideal gas results in _______?
Pulicat Lake, a brackish water lagoon, is situated between which two states?
As of 30 October 2024, who is the Governor of RBI?
The economy of the Harappan Civilisation was primarily based on?
In India, 'Rabi' crops are sown from?
M-Prabandh, launched by C-DAC Hyderabad in February 2024, helps organisations reduce the risk of?
For how many days is the Goa Carnival organised, where elaborate and brilliantly coloured floats, music and dancing form part of the Carnival extravaganza in Goa?
Who among the following propagated the motto 'Back to the Vedas' because he believed that the Vedas contained the knowledge imparted to men by God?
What was the Supreme Court's ruling regarding the Lieutenant Governor's (LGs) powers in Delhi, as per the judgement given by the three-judge bench led by Chief Justice DY Chandrachud, in August 2024?
According to Economic Survey of India 2023-24, which is the largest cotton producing state of India?
Which Five-Year Plan emphasised the development of heavy industries and the secondary sector?