Page 38 - CT&AI_CLasa_7_Part_1

Working with

8 fractions

computational thinking quest

Tick ( ) the correct option.

1 1 4. The perimeter of the given figure is .
1. Anna sold of her stickers. After that, of
3 2 (Analytical Thinking)
the remaining stickers were damaged. The
A
remaining 30 stickers are still available for 5 cm 3 cm
3
sale. How many stickers did Anna have in 2 2 cm 5
3
4
total initially? (Analytical Thinking) B E
7 cm
(a) 90 (b) 120 6
C D
(c) 150 (d) 180
11 11
2. The average of the middle two fractions, when (a) 10 cm (b) 11 cm
30 60
2 5
4 , , , are arranged in ascending order,
1
7 3 3 9 (c) 13 14 cm (d) 10 11 cm
is . (Analytical Thinking) 15 60

4 71 5. A bus began its journey from Delhi. 1 rd of
(a) (b) 3
9 63
the passengers got off the bus in Agra, and 40
4 71
(c) (d) 1
18 126 new passengers boarded the bus. th of the
4
3. Muskan has a collection of 72 music CDs. One- passengers got off the bus in Jaipur, with no
sixth of the CDs are dance music, one-fourth new passengers boarding. When the bus left
are hip-hop, and three-eighths are reggae. Jaipur, the total number of passengers was

The rest are rock music. What fraction of her 60. How many passengers boarded the bus in
CDs are rock music? (Analytical Thinking) Delhi? (Critical Thinking)

5 1
(a) (b) (a) 60 (b) 80
24 18
5 3
(c) (d) (c) 70 (d) 90
12 8

36 Computational Thinking-7 (Mathematics)