There are two semi circular ponds on both the sides of a rectangular play-ground. If the breadth of the
playground is 21 m and depth of the pond 1.5 m, how
many litres of water can the ponds hold ? Find it

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

Add: (6x^2-5x+3) + (3x^3+7x-8) a. 9x^2+12x-5 b. 9x^2+2x+11 c. 9x^2+2x-5 d. 9x^2-2x+5