Read each of the following ratios:

(1) 7 : 9
(2) 10 : 6
(3) 30 : 10
(4) 5 : 20
(5) 1 : 4

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Solution

(1) The ratio 7:9 is read as 7 is to 9.

(2) The ratio 10:6 is read as 10 is to 6.

(3) The ratio 30:10 is read as 30 is to 10.

(4) The ratio 5:20 is read as 5 is to 20.

(5) The ratio 1:4 is read as 1 is to 4.

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Similar questions

Q. Find the number from each of the following expanded forms:
(i)

7 \times 10^{4} + 6 \times 10^{3} + 0 \times 0^{2} + 4 \times 10^{1} + 5 \times 10^{0}

(ii)

5 \times 10^{5} + 4 \times 10^{4} + 2 \times 10^{3} + 3 \times 10^{0}

Find the number from each of the following expanded forms:

(a) 8 × 10⁴ + 6 × 10³ + 0 × 10² + 4 × 10¹ + 5 × 10⁰

(b) 4 × 10⁵+ 5 × 10³+ 3 × 10²+ 2 × 10⁰

(d) 9 × 10⁵ + 2 × 10² + 3 × 10¹

Find each of the following products:
$(i) (- 4) \times (- 5) \times (- 8) \times (- 10)$
$(i i) (- 6) \times (- 5) \times (- 7) \times (- 2) \times (- 3)$
$(i i i) (- 60) \times (- 10) \times (- 5) \times (- 1)$
$(i v) (- 30) \times (- 20) \times (- 5)$
$(v) (- 3) \times (- 3) \times (- 3) \times . .6$ times
$(v i) (- 5) \times (- 5) \times (- 5) \times . . .5$ times
$(v i i) (- 1) \times (- 1) \times (- 1) \times . . .200$ times
$(v i i i) (- 1) \times (- 1) \times (- 1) \times . . .171$ times

Question 63

$4 \times 10^{5} + 3 \times 10^{4} + 2 \times 10^{3} + 1 \times 10^{0} = 432010$

Q. How many 6s are there in the following number series, each of which is immediately preceded by 1 or 5 and immediately followed by 3 or 9?
2 6 3 7 5 6 4 2 9 6 1 3 4 1 6 3 9 1 5 6 9 2 3 1 6 5 4 3 2 1 9 6 7 1 6 3

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Read each of the following ratios: (1) 7 : 9 (2) 10 : 6 (3) 30 : 10 (4) 5 : 20 (5) 1 : 4

(1) The ratio 7:9 is read as 7 is to 9. (2) The ratio 10:6 is read as 10 is to 6. (3) The ratio 30:10 is read as 30 is to 10. (4) The ratio 5:20 is read as 5 is to 20. (5) The ratio 1:4 is read as 1 is to 4.

Read each of the following ratios:

(1) 7 : 9
(2) 10 : 6
(3) 30 : 10
(4) 5 : 20
(5) 1 : 4

(1) The ratio 7:9 is read as 7 is to 9.

(2) The ratio 10:6 is read as 10 is to 6.

(3) The ratio 30:10 is read as 30 is to 10.

(4) The ratio 5:20 is read as 5 is to 20.

(5) The ratio 1:4 is read as 1 is to 4.