17,9,10,16.5,35
17×(0.5+0.5)9×(1+1)10×(1.5+1.5)16.5×(2+2)35×(2.5+2.5)
71,78,92,120,?,288
1.5,2.5,7,24,100
264,262,271,243,308
The sum of the radius and height of a cylinder is 19 m. The total surface area of the cylinder is 1672 m2, What is the volume of the cylinder? (in m3)
A bag contains 6 red balls, 11 yellow balls and 5 pink balls, If two balls are drawn at random from the bag, one after another, what is the probability that first ball is red and the second ball is yellow