EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
Earn 100

Two bags have a certain number of tennis balls. First, half the tennis balls from Bag 1 are transferred to Bag 2, and then one-third and two-thirds of the tennis balls from the first and the second bags are transferred to the second and the first bags, respectively. The ratio of tennis balls in Bag 1 to that in Bag 2, now, is

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Important Questions on Ratio, Proportion, and Variation

EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
If 3, x, and 27 are in continued proportion, find x.
EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
The prices of a horse and a cow are in the ratio 5:8. Due to demand, the price of the horse increased by 20%, while the price of the cow decreased by 12.5%. Find the new ratio of the price of four cows to the price of five horses
EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
A bag has 1600 coins in the form of Rs. 2, Rs. 1, and 50 paisa coins in the ratio 1 : 2 : 5. Find the total value of all the 50 paisa coins in the bag.
EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
The ratio of the number of boys and girls in a class of 90 students is 5 : 4. Out of this, 10 boys leave the class and an equal number of girls join. The ratio of the number of boys to the number of girls in the class now is
EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
If the total number of students in a class is a prime number less than 50, which of the following can be the ratio of the number of boys and girls in the class?
EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
The ratio of the cost of a pen, a pencil, and an eraser is 5 : 7 : 6. If the total cost of 22 pens, 30 pencils, and 80 erasers is Rs.  2,400, then find the cost of three pens and two erasers.
EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
Nitin purchased 60 chocolates. He gave one-third of them to his wife and divided the remaining between his two children in the ratio 5 : 3. What is the least number of chocolates he gave to any of the three?
EASY
Bihar Cooperative Bank Assistant Manager Prelims
IMPORTANT
The incomes of A and B are in the ratio 3 : 5. B spends Rs. 2,000 and saves an amount equal to 33.33% of his income. What is the income of A?