Find: `7/(20)` of a litre (ii) `5/6` of a day (iii)`2/7` of a week

Find: 3/7of\ 42 litres (ii) 1/(12) of an hour

Find: 2/3 of an hour (ii) 7/(25) of a litre

Find: (i) 1/5 of a rupee (ii) 2/3 of the year (iii) 5/8 of the day (iv) 7/8 of the kilogram (v) 11/25 of a liter (vi) 4/5 of an hour

Evaluate ( i ) 5!( ii) 7! (iii) 7!5!

Find the difference: (i) 5/7-2/7 (ii) 5/6 - 3/4 (iii) 3 1/5-7/10 (iv) 7-4 2/3 (v) 3 3/10-1 7/15 (vi) 2 5/9-1 7/15

Offices in Delhi are open for five days in a week (Monday to Friday). Two employees of an office remain absent for one day in the same particular week. Find the probability that they remain absent on (i) the same day (ii) consecutive day (iii) different days.

Find the difference: 6/7-9/(11) (ii) 8-5/9

Find the additive inverse of : (i) (5)/(9) " " (ii) (-15)/(8)" " (iii) (9)/(-11)" " (iv) (-6)/(-7)