A. 50.45
B. 61.45
C. 45.45
D. 49.45
Number of runs made by running = 110 - ( 3 x 4 + 8 x 6 )
= 110 - 60
= 50
Percentage Required = ( 50 / 110 ) x 100 = 500 / 11 = 45.45%
What percentage of numbers from 1 to 70 has 1 or 9 in the unit's digit?