The sum of three numbers is 226. If the ratio of the first to the second is 4:5 and that of second to the third is 7: 10 then the second number is?
A shopkeeper sells a product for ₹720 at a profit of 20%. What was the cost price of the product?
The number 8192 is which term in the following geometric sequence 2, 8, 32, 128, . . . . . . .
Mean of a grouped data calculated using direct method, assumed mean method or step deviation method:
In an AP, S₅ = 75 and S₇ = 119, where S_n is sum of first n terms. Find the 10th term.
what is the mean of given numbers 25, 15, 12, 23, 15,
The arithmetic mean and geometric mean of two numbers are 7 and 2√10 respectively, then find the numbers.
What will be the 11th term of the arithmetic progression 3, 8, 13, _____?
Find the mode of the following data:
6,15,18,6,18,11,23,22,6,18,15,22,12
If p:q = 5:7 and p + q = 408, then find the value of (q - p).
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