3. Find the mean proportions of the following:(a) 17,68(b) 14, 56(c) 1

1.	3. Find the mean proportions of the following:(a) 17,68(b) 14, 56(c) 18,72(d) 12, 108(e) 5,45(f) 4, 16(g) 12,48(h) 4, 1004. Determine whether the following ratios are in proportion:(a) 35 L: 175 L and 20 cm : 1 m(b) 250 mL : 100 mL and 75: 130(c) 4 kg : 160 kg and 50 kg : 1250 g(d) 15:40 and 6:165. The ratio of sales to expenditure of a businessman in a month is 7:6. Find the earning if the income is 14,000.6. Sara covers 260 km in 5 hours. Find the distance covered by Sara in 7 hours.7. The ratio of length to breadth of a rectangular sheet is 9:5. If the breadth of the sheet is 15 cm, find itslength.8. The cost of 5 kg apples is 195. How many kilograms of apples can be purchased for 351?
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3. Find the mean proportions of the following:(a) 17,68(b) 14, 56(c) 18,72(d) 12, 108(e) 5,45(f) 4, 16(g) 12,48(h) 4, 1004. Determine whether the following ratios are in proportion:(a) 35 L: 175 L and 20 cm : 1 m(b) 250 mL : 100 mL and 75: 130(c) 4 kg : 160 kg and 50 kg : 1250 g(d) 15:40 and 6:165. The ratio of sales to expenditure of a businessman in a month is 7:6. Find the earning if the income is 14,000.6. Sara covers 260 km in 5 hours. Find the distance covered by Sara in 7 hours.7. The ratio of length to breadth of a rectangular sheet is 9:5. If the breadth of the sheet is 15 cm, find itslength.8. The cost of 5 kg apples is 195. How many kilograms of apples can be purchased for 351?

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