Question
The ratio of cost price to marked price of a rice bag is
7:8 and the Marchant gets a profit of Rs.80 by selling the rice bag at Rs. 500. Then, what will be the marked price of the rice bag?Solution
ATQ, we can say that Let cost price of article = Rs 210x So, marked price of article = 210x × (8/7) = Rs. 240x Then, 210x = 500 −80 = 420  x = 2 Rs. Marked price=Rs.480
864, 432, 144, ? , 7.2, 1.2
What will come in place of the question mark (?) in the following series?
2.5, 6.5, 18.5, 54.5, 162.5, 486.5, ?
161Â Â Â Â 173Â Â Â Â Â Â 191 Â Â Â Â Â Â 215Â Â Â Â Â Â 245 Â Â Â Â Â Â ?
...What will come in place of the question mark (?) in the following series?
10, 11, 15, 31, 95, ?
What will come in place of (?) question mark in the given number series.
13, 15, 18, 23, 30, ?
What will come in place of the question mark (?) in the following series?
16, 16, ?, 96, 384, 1920
14.8% of 7200 – 16.4% of 6200 + 15.09% of 8100 = 10% of ?
3, 10, 29, 66, ?
?, 32, 75, 144, 245, 384
7, 8, ?, 52, 209, 1046