Page 278 - Start Up Mathematics_6

10. The shaded portion in the given figure represents the fraction:
1 1 3 1
(A) (B) (C) (D)
4 2 4 5

Section B
Question numbers 11 to 17 carry 2 marks each.

11. Write the number name of 74532601 according to the Indian system of numeration.
12. Find the value of 2,756 × 81 + 19 × 2,756. Also mention the property used.
13. Using divisibility test, determine whether 38,56,061 is divisible by 11 or not.

14. What is a polygon? Name the polygon having 6 sides.
15. How do we classify triangles on the basis of their sides?
16. Find all integers x, such that |x| ≤ 2.
17. Deepika had to solve 20 questions for her homework. She had solved 5 questions. What fraction of the
homework is still left?

Section C
Question numbers 18 to 21 carry 3 marks each.

18. Give a rough estimate of the following by rounding off to the nearest hundreds and also a closer estimate
by rounding off to nearest tens:
3,25,215 – 20,180
19. Find the HCF of the numbers 70, 105 and 75.
20. From the figure, identify B
(a) the diameter
(b) a sector C O
(c) a segment A
21. What is the difference between a fraction and a rational number? Is every rational number a fraction?
Section D

Question numbers 22 to 25 carry 6 marks each.
22. A box contains 4 strips of antibiotic capsules. Each strip has 9 capsules and each capsule contains
250 mg of medicine. What will be the total weight of medicine in grams in 50 such boxes?
23. Draw rough sketches of any four quadrilaterals and define them giving their characteristic properties.
1
24. In an international seminar on Oncology, surgeons from different countries participated. of the
8
1 1
participants were from the U.S., from the U.K., from other European countries and the remaining
5 12
participants were Indian. If 71 Indian surgeons participated, find the total number of surgeons who
attended the seminar.
25. Explain with examples which of the following properties are true for whole numbers with respect to the
operation of multiplication.
(a) Closure property
(b) Associative property
(c) Existence of multiplicative identity
(d) Existence of multiplicative inverse

270