Page 55 - Maths Skill - 6

Assessment - 1 53

Answer the following questions on the basis of the above data.

16. Sum of –18 and 26
(a) 7 (b) 6 (c) 8 (d) - 8

17. Raghav announced, “Thirteen more than -7”
(a) 19 (b) 6 (c) - 6 (d) - 19
18. Product of -5 and -11

(a) 55 (b) 44 (c) - 55 (d) 66

Assertion-Reason Based Questions

Directions for Questions 19 to 20: In each of the questions given below, there are two statements marked as
Assertion (A) and Reason (R). Mark your answer as per the codes provided below:
(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.

19. Assertion (A) : The first numbers to be discovered was natural numbers i.e. 0, 1, 2, 3, 4…
Reason (R) : This collection of numbers is known as Integers.
20. Assertion (A) : 3 and 5 are both prime numbers and are also co-primes.

Reason (R) : Two prime numbers are always co-primes.

SUBJECTIVE TYPE QUESTIONS

21. Add (- 166) + 52 + (- 76)
22. Find the common multiple of 12, 18, 24.

23. Find the least number which on dividing by 15, 20 and 30 leaves the remainder 17.
24. Complete the following pattern 35, 44, 54, 65, ________, ________
25. Complete the following pattern.

,

26. A shopkeeper had a profit of ₹ 80 on Monday, a loss of ₹ 109 on Tuesday and a profit of ₹ 74 on
Wednesday. Find his net profit or loss in these three days.
27. Simplify the following.

- 124 + [(- 45) + (- 24)]
28. Find three common multiple of 4 and 5.