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The ratio of monthly incomes will be equal to annual incomes., so their annual income will be in the ratio of 64, 73 amd 81. So Let annually incomes of Dinesh, Nikhil and Rohan is 64x,73x and 81x respectively. Given, 64x = 10496 x=164 Now, Rohan’s Annual Income = 81 × 164 = 13284
A boat can cover 70 km in still water and 72 km in downstream in 4 hours and 3 hours respectively. Find the time taken by the boat to cover 66 km upstre...
A container has a mixture of two liquids, A and B, in the ratio of 5:3. If 16 liters of the mixture are removed and replaced with 16 liters of liquid B,...
The ratio of two numbers is 3:5. If 9 is subtracted from both, the new ratio becomes 12:23. Determine the original numbers.
In the question, two equations I and II are given. You have to solve both the equations to establish the correct relation between x and y and choose the...
Akash marked a bag of chips at Rs.240 higher than its cost price. He sold it after applying two successive discounts of 10% and 2...
Find the mean proportion of 40 and 19.6
The value of 4 sin2 30˚ - tan2 60˚ + sec2 45˚ is equal to -
A person has a total of ₹5000 in the form of ₹10 and ₹5 notes. If the number of ₹10 notes is twice the number of ₹5 notes, how many notes of e...
The compound interest earned on an investment of Rs. 'Y' over 2 years at an annual compound interest rate of 12%, compounded yearly, amounts to Rs. 1,27...
How many Kg of rice costing rupees 19 per kg must be mixed with 26 Kg of rice costing Rs.25 per Kg, so that there may be a gain of 17.5% by selling the ...
