Q1
Form the greatest and the smallest seven-digit number using the given digits only once: 3, 1, 7, 2, 8, 4, 0.
Q2
A bookstore spent Rs 9487 on purchasing new books and Rs 23691 on renovation. Round off each number to the nearest thousands and find the total estimated amount that the bookstore spent.
Q3
Using a suitable property, find the value of 8750 – 999.
Q4
Fill in the blanks with the correct answer: a) The prime number just before 100 is ___________. b) Largest 4-digit palindrome number is ___________. c) An example of an amicable pair is ___________. d) 103 can be expressed as the sum of three prime numbers as ___________.
Q5
In the following questions, a statement of Assertion (A) is followed by a statement of Reason (R). a) Both A and R are true and R is the correct explanation of A. b) Both A and R are true but R is not the correct explanation of A. c) A is true but R is false. d) A is false but R is true. Assertion (A): The numbers 220 and 284 are amicable. Reason (R): Two numbers are said to be amicable if the sum of the proper divisors of one number is equal to the other number and vice versa.
Q6
A certain number of bananas can be divided equally among 3, 5, 7, and 9 family members. What is the least such number?
Q7
A corporate company is organizing a trip to a tech fair. The fair offers a group discount of Rs 4000 if more than 30 employees attend. The original ticket price is Rs 3000 per employee. a) If 45 employees decide to go, how much money will the company need to collect considering the discount? b) How much money will each employee need to contribute? c) A bus consumes 20 litres of diesel for the trip. How much will be the total cost of the diesel consumed if one litre costs Rs 102.75? d) How many hours will the bus take if it travels at an average speed of 80 km/hour and the total distance to be covered is 240 km?