CT 29: Reasoning (Quant Based Puzzle অঙ্ক ভিত্তিক পাজল)

1) A train travels at a speed of 60 km/h and covers a distance in 10 hours. How much less time would it take if its speed increased by 20%?

2) If the sum of three consecutive odd numbers is 99, what is the middle number?

3) Which of the following includes examples of quantitative variables?

4) A given mixture contains milk and water in the ratio4 : 3. If  5 litres of water is added to the mixture, the ratio becomes 4 : 5. Find the quantity of milk in the given mixture.

5) A mixture contains juice and
water in the ratio 3 : 2, respectively. If 20%
of this mixture is taken out and is replaced
with A litres of water then the ratio of the
juice to water in the resulting mixture
becomes 6 : 5 and further B litres of juice
is added into the resulting mixture, then
the ratio of the juice to water in the final
mixture becomes 3 : 2. A is what percent
of B?

6) . A vessel contains mixture of
milk and water mixed in the ratio 13 : 5,
respectively. 144 litres of mixture is taken
out of the vessel and is replaced with 15
litres of water such that the ratio of the
milk to water in the vessel becomes 13 : 8,
respectively. Find the difference between
the quantities of milk and water in the
resultant mixture.

7) The ratio of the cost prices
of a clutch and a sling bag is 13 : 12,
respectively. The shopkeeper marked the
clutch bag 20% above its cost price and
sold it after giving a discount of 60% while
he marked the sling bag 10% above the
cost price and sold it after giving a
discount of 15%. If the difference between
the selling prices of the clutch and the
sling bag is Rs 1494, then find the sum of
the marked prices of the clutch and the
sling bag.

8) The ratio of the monthly incomes of two persons is 4:5 and their monthly expenditures are in the ratio 7:9. If each saves ₹1000 per month, what is the income of the first person?

9) A jar contains a mixture of milk and water in the ratio 4:1. If 10 liters of the mixture is taken out and replaced with water, resulting in a new ratio of 2:3, what is the total volume of the jar?

10) 300, 219, 319, 198, 342, ?