Question
A shopkeeper mixes 30 kg of rice which he purchased at
₹40/kg and 40 kg of rice which he purchased at ₹28/kg, and he sells the entire mixture at ₹28/kg. What is the profit or loss percentage (approximated to the nearest integer)?Solution

Find the wrong number in the given number series.
7, 14, 29, 58, 117, 233, 469
1, 1.5, 3, 7.5, 22.5, 75, 315
In each of the following, one term is wrong. Find the WRONG term.
7, 15, 29, 58, 117, 235
Find the wrong number in the given number series,
121, 130, 116, 139, 103, 148
- Find the wrong number in the given number series.
3, 6, 10, 15, 21, 29 121, 118, 122, 115, 127, 112
1024 3072 384 1152 145 432
Find the wrong number in the given number series.
15, 19, 36, 99, 355, 1379
2, 10, 30, 64, 130, 222
Find the wrong number in the given number series.
3, 7, 22, 89, 445, 2675