Question
Arnav bought 23 notebooks for Rs.1240 from shop A and 11
notebooks for Rs.970 from shop B. What is the average price he paid per book?Solution
Total money paid for 34 notebooks = Rs. (1240 + 970) = Rs. 2210  ∴ Average price paid per notebook = Rs. (2210/34) = Rs.65
- What will come in place of (?), in the given number series.
100, 95, 85, 70, ?, 25 In each of the following number series, one term is missing. Find the missing term.
7, 14, 28, 56, 112, ?
16, 8, 8, 12, ?, 60
66, 17, 81, ?, 100, -21Â
7, 8, 18, 57, 232, ?
24, 168, 28, 140, 35, ?Â
204, ?, 120, 83, 52, 23
What will come in place of the question mark (?) in the following series?
20, 21, 30, 55, 104, 185, ?
945, 1890, ?, 504, 144, 32
84, 97, ?, 162, 214, 279