The ages of Hari and Harry are in the ratio 5:7. Four years from now the ratio of their ages will be 3:4. Find their present ages.
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Solve:
Simplify and solve the linear equation
Solve the linear equation
Aman's age is three times his son's age. Ten years ago he was five times his son's age. Find their present ages.
A grandfather is ten times older than his granddaughter. He is also 54 years older than her. Find their present ages
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A positive number is 5 times another number. If 21 is added to both the numbers, then one of the new numbers becomes twice the other new number. What are the numbers?
Amina thinks of a number and subtracts from it. She multiplies the result by 8. The result now obtained is 3 times the same number she thought of. What is the number?
Solve and check result:
Solve and check result: 8x + 4 = 3(x - 1) + 7
Solve and check result: 2x - 1 = 14 - x
Solve and check result: 4z + 3 = 6 + 2z
Solve and check result: 5x + 9 = 5 + 3x
Solve and check result: 5t - 3 = 3t - 5
Solve and check result: 3x = 2x + 18
The organizers of an essay competition decide that a winner in the competition gets a prize of Rs 100 and a participant who does not win gets a prize of Rs 25. The total prize money distributed is Rs 3000. Find the number of winners, if the total number of participants is 63.
I have a total of Rs 300 in coins of denomination Re 1, Rs 2 and Rs 5. The number of Rs 2 coins is 3 times the number of Rs 5 coins. The total number of coins is 160. How many coins of each denomination are with me?
Lakshmi is a cashier in a bank. She has currency notes of denominations Rs 100, Rs 50 and Rs 10, respectively. The ratio of the number of these notes is 2:3:5. The total cash with Lakshmi is Rs 4, 00,000. How many notes of each denomination does she have?
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Baichung's father is 26 years younger than Baichung's grandfather and 29 years older than Baichung. The sum of the ages of all the three is 135 years. What is the age of each one of them?
The number of boys and girls in a class are in the ratio 7:5. The number of boys is 8 more than the number of girls. What is the total class strength?
The ages of Rahul and Haroon are in the ratio 5:7. Four years later the sum of their ages will be 56 years. What are their present ages?
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Two numbers are in the ratio 5:3. If they differ by 18, what are the numbers?
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If you subtract from a number and multiply the result by, you get. What is the number?