16.
How many 2-digit positive integers are divisible by 4 or 9?

17.
What is the sum of all 3 digit numbers that leave a remainder of '2' when divided by 3?

18.
Given A = 265 and B = (264 + 263 + 262 + ..... +20), which of the following is true?

19.
The sum of the three numbers in A.P is 21 and the product of the first and third number of the sequence is 45. What are the three numbers?

20.
If a rubber ball consistently bounces back $$\frac{{2}}{{3}}$$ of the height from which it is dropped, what fraction of its original height will the ball bounce after being dropped and bounced four times without being stopped?

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