Set A

1. A sequence of numbers where every term is obtained by adding all the preceding terms a

square number series such as a (1,5,14,30,5,91…) is called _____________________. Ans.

Pyramidal number

2. A flowerpot falls off the ledge of a 5th-floor window, just as it passes the 3rd-floor window

someone accidentally drops a glass of water from the window. Which of the following is

true?

a. The flowerpot hits the ground at the same time as the glass.

b b. The glass hits the ground befor...