Question
3 4 10 33 136
? What should come in place of the question mark (?) in the following number series?Solution
3 x 1 + 1 = 4 4 x 2 + 2 = 10 10 x 3 + 3 = 33 33 x 4 + 4 = 136 136 x 5 + 5 = 685
HCF and LCM of two numbers are 13 and 455. If one number lies between 60 and 70, then the other number lies between
A bag contains coins of ₹1, ₹2, and ₹5 denominations in the ratio 3:2:1. If the total amount in the bag is ₹240, find the number of ₹2 coins.
An LPP has constraints:
x + y ≤ 4
x + y ≥ 6
x, y ≥ 0
What can be said about the feasible region?
If p = 50 - q - r and pq + r(q + p) = 816 then find the value of (p2Â + q2Â + r2) .
Find the minimum value of sec x + cosec x:
The sum of two numbers is 20 and their product is 96. Find the numbers.
A sum of Rs. 4,000 becomes Rs. 6,912 in 3 years at a certain rate of interest compounded annually. What is the rate of interest?
A fruit seller sells apples at a profit of 20% and oranges at a loss of 10%. If the ratio of apples to oranges sold is 3:2 and the overall profit is rup...
- The profit earned on selling an item is 25%. If the cost price of the item was 20% less, and the selling price of the item was Rs. 30 more, then the profit...
A person spends 40% of his income on rent, 30% on food, and 20% on education. If he saves ₹2000, what is his total income?
Relevant for Exams:
