Gym and tennis shoes have rubber soles rather than leather because
rubber provides more friction than leather
rubber sole can be easily washed and cleaned
rubber sole is lighter than that of leather
rubber gives better appearance
Gym and tennis shoes have rubber soles rather than leather because rubber provides more friction than leather.
In a collection of Rubber Balls, Tennis balls and Plastic balls, there are 25% more Rubber Balls than Tennis Balls, and there are 30% more Plastic balls than rubber balls. If C is the number of rubber balls what is the total no.. of balls?
a. 31/10C
b,33/11C
c, 34/7C
d. 13/10C