Q1. What is the value of
Q2. The sum of three consecutive natural numbers is always divisible by ____.
Q3. A boy added all natural numbers from 1 to 20, however he missed one number due to which the sum becomes 190. What is the number which the boy missed?
Q4. If 142N is divisible by 12, then what is the value of N?
Q5. 5/9 part of a tank is ﬁlled with oil. After taking out 45 liters of oil the tank is 2/7 part full. What is the capacity (in litres) of the tank?
Q6. Yogesh is three times as efﬁcient as Shivali. Yogesh can complete a work in 60 days less than Shivali. In how many days the work would be complete if both of them work together?
Q7. Two inlet pipes can ﬁll a cistern in 5 and 6 hours respectively and an outlet pipe can empty 24 gallons of water per hour. All the three pipes working together can ﬁll the empty cistern in 10 hours. What is the capacity (in gallons) of the tank?
Q8. After giving a discount of 37% a Table is sold for Rs 12567. What is the marked price (in Rs) of the Table?
Q9. The marked price of an article is 80% more than its cost price. What should be the discount (in %) offered by the shopkeeper so that he earns a proﬁt of 36%?
Q10. The ratio of the speed of A, B and C is 2 : 3 : 6 respectively. What is the ratio of the time taken by A, B and C respectively to cover the same distance?
(a) 2 : 3 : 6
(b) 6 : 3 : 2
(c) 3 : 2 : 1
(d) 1 : 2 : 3