Question

1 Which is the standard form of 7985.37
(a) 7.9853x 10"
(b) 79.853x 10 (c) 79853
(d) 7985300
2. The ratio of Skm to SOOm is
(a) 1:10
(b)10:1
(c)10:3
(d)1:30
3. Out of 25 children in a class, 15 are girls .What is the percentage of girls
(a) 80%
(b) 20%
(c) 60%
(d) 100%
4. 75% of which number is 45?
(d) 80
(a) 20
(b) 40
(c) 60
5. Find the number from the following expanded form:
8x 10* + 6 x 10% + 0 x 102 + 4 x 101 + 5 x 10°
(a) 86045
(b)8645
(c) 86450
6. The area of a dirde of radius 10cm is (User = 3.14)
(a) 314 cm
(b) 200 cm
(c) 300 cm?
(d) 86405
(d) 157 cm​

Answer 1

Answer:

1. 7.9853×103

2. 1;10

3. 60%

4. 80

5. 0

6.314cm

Answer 2

Answer:

1. (c)

2. (b)

3. (c)

4. (c) [60]

5. (c)

6. (a)

Step-by-step explanation:

Please write question properly next time, it is so confusing¯\_ʘ‿ʘ_/¯