Math, asked by saadsubhani4u, 3 months ago

Mcqs :


1. Which of these is not part of a bar graph? *

x-axis

Title

Sector

Scale

2. Which of the following can be presented a pie chart? *

Profits learned by business in different years

Marks scored by students on an lesson

Speed of a car on different days

All of the above

3. If that area of a circle in 154 cm2, then its radius is *

49cm

484cm

7cm

24.5cm

4. If the base of a triangle is 5cm and its height is 7cm, what is its area? *

17.5cm2

35

12.5cm2

15cm2

5. The circumference of a circle is given by the formula. *

(πr)2

2πr

πr

2 πd

 

This is a required question

6. The sum of these consecutive multiples of 9 is 81. The lowest of them is *

36

27

9

18

7. If 16x =(141)2 – (109)2, then the value of x is; *

150

500

600

32

8. Factors of x+xy+2y+2y2 are *

x2 + 2xy

x + y

(1+y) (x+2y)

None

9- 9a2-4after factorization gives *

2(9a-2)

(3a+4)(3a-4)

(3a-2)(3a-2)

(3a+2)(3a-2)

10. Find the value of the expression (x+y)/4 – 9/28 which x=2, y=4 and 8 = -3 *

3

4

-3

0

11. A car can travel 120km in 11/2hrs. How far will it travel in 5 hrs. *

200km

240km

180km

400km

12. An alloy contains 13parts of copper and 7 parts of zinc. How much zinc is there in 600 gms of the alloy? *

21grm

13gm

7grm

210grm

13- 52 men these have provision that last for 3 days. How many days will the provision last for 39 men? *

156

7

13

4

14. If Rs. 75,000 are to be divided amongst A,B and C in the ratio 5:4:6, how much does A get? *

Rs. 15000

Rs. 30,000

Rs. 20,000

Rs. 25,000

15. Evaluate -2xo + (-2x)o *

-2

0

1

-1

16. The value of (22)2 is *

8

16

64

4

17. Find the product of 2.33 and 5.66 correct to 3 decimal places. *

13.188

13.187

131.188

131.87

18. What must be added to the sun of 4.15 and 66.009 to get 100? *

34.009

70.159

29.841

28.814

19. Decimals are fractions with denominators as *

Powers of 2

Power of 5

Powers of any even number

Powers of 10

20. Which of the following fractions is greater than 5/7? *

1/2

8/9

22/33

4/30

21. Which of these is not a subset of rational numbers? *

Natural numbers

Whole numbers

Integers

Irrational numbers

22. The perimeter of square *

Ne

2 (l + b)

4 L

L x b

 

This is a required question

23. Area of circle is *

πr2

2πr

πr

π

24. Area of square is *

L2

L x b

2 (l+b)

4l

25. The distance around a figure is *

Area

Perimeter

Circle

Square

Answers

Answered by bhoomigupta13112009
4

Answer:

25. perimeter

24. area of square is side*side or L2

23. area of circle is πr²

22. perimeter of square is 4*length

21. irrational numbers

18. 29.841

17. 13.187

14. Rs. 25,000

12. 210g

1. sector

3. 7 cm

4. 35cm²

5. 2πr

6. 18

7. 500

8. none

2. all of the above

9. (3a+2)(3a-2)

13. 4

19. power of any even no.

20. 8/9

15. 0

10. 3

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