Question
A girl spent 32% of her monthly income on clothing. Of
the remaining, she spent on travel and food in the ratio of 5:3. If the difference of the income spent on travel and food is Rs.1224, then find her monthly income.Solution
Let her income be 100%. Remaining income = (100 - 32)% = 68% Let the money spent on travel and food be Rs. 5x and Rs. 3x respectively. Now, according to question, => 5x – 3x = 1224 => x = 612 Total money spent on travel and food together = 8x = 4896 => 68% --- 4896 => 100% ----- 7200 Therefore her income is Rs. 7200.
There are five friends, P, Q, R, S and T. P says to Q, “If you give me Rs 300, you will have as many as I have at this moment. If S takes Rs 500 f...
A cuboidal box has dimensions of length = 18 cm, breadth = 15 cm, and height = 10 cm. If the breadth is increased by 20% and the height is decreased by ...
The average of x numbers is 24. If 60% of these numbers are reduced by 5 and the remaining 40% are increased by 10, what will be the new average of the ...
The difference between the interest earned from investing ₹P in simple interest at an annual rate of 25% and the interest earned from investing the sa...
Vinay invested Rs. 9,500 in scheme 'A' at a simple interest rate of 12% per annum and Rs. 8,000 in scheme 'B' at a simple interest rate of 20% per annum...
In a village with a population of 8,500 people, 80% of them are adults. Among these adults, only 75% possess a ration card. Furthermore, 60% of the rati...
Rakesh travels a certain distance with a constant speed of 24 km/h such that he reaches 2 hours late. If he travelled at constant speed of 30 km/h he wo...
Two pipes, A and B, can independently fill the tank in 24 minutes and 30 minutes respectively, while pipe C can empty 9 gallons from the tank in 3 minut...
Find the sum of first 25 even numbers.
A boat has a speed of 30 km/h in still water. In a particular stream, the boat's downstream speed is 50% faster than its speed upstream. What is the spe...
Relevant for Exams:
