NCERT Class 6 Mathematics Twelfth Chapter Ratio And Proportion Exercise 12.3 Solution EXERCISE 12.3 (1) If the cost of 7 m of cloth is Rs 1470, find the cost of 5 m of cloth. (2) Ekta earns Rs 3000 in 10 days. How much will she earn in 30 days? (3) If it has rained […]
NCERT Class 6 Mathematics Twelfth Chapter Ratio And Proportion Exercise 12.2 Solution EXERCISE 12.2 (1) Determine if the following are in proportion. (a) 15, 45, 40, 120 Solution: We know, 1st term × 4th term = 2nd term × 3rd term So, 15 × 120 = 45 × 40 Or, 1800 = 1800 Ans: Yes […]
NCERT Class 6 Mathematics Twelfth Chapter Ratio And Proportion Exercise 12.1 Solution EXERCISE 12.1 (1) There are 20 girls and 15 boys in a class. (a) What is the ratio of number of girls to the number of boys? Ans: 20 : 15 = 4 : 3 (b) What is the ratio of number of […]
