Ex 12.1
Ex 12.1, 2 Important
Ex 12.1, 3
Ex 12.1, 4 Important
Ex 12.1, 5 Important
Ex 12.1, 6 (a)
Ex 12.1, 6 (b) Important
Ex 12.1, 6 (c)
Ex 12.1, 6 (d) Important
Ex 12.1, 7 (a) Important You are here
Ex 12.1, 7 (b)
Ex 12.1, 7 (c) Important
Ex 12.1, 7 (d) Important
Ex 12.1, 8
Ex 12.1, 9
Ex 12.1, 10 Important
Ex 12.1, 11
Ex 12.1, 12 Important
Ex 12.1, 13 Important
Ex 12.1, 14
Ex 12.1, 15 Important
Ex 12.1, 16 Important
Last updated at April 16, 2024 by Teachoo
Ex 12.1, 7 Find the ratio of the following: (a) 30 minutes to 1.5 hours Here, We convert hours into minutes 1.5 hours = 1.5 × 60 minutes = 15/10 × 60 = 15 × 6 = 90 minutes So, Ratio = (30 𝑚𝑖𝑛𝑢𝑡𝑒𝑠)/(90 𝑚𝑖𝑛𝑢𝑡𝑒𝑠) = 30/90 Cancelling 0s = 3/9 = 1/3 ∴ Required ratio = 1 : 3