Question
A shopkeeper sold a school bag at a profit of 30%. Had
he sold the school bag at 15% profit he would have earned Rs.105 less. Find the cost price of the school bag.Solution
Let the cost price of the school bag be Rs.βxβ According to question, => 1.3x β 1.15x = 105 => 0.15x = 105 => x = 700 So, the cost price of the school bag is Rs.700.
98, 128, 162, 200, 244, 288
123, 155, 198, 246, 301, 363Β
The following numbers form a series. Find the odd one out.
24, 36, 54, 78, 121.5, 182.25
14, 16, 22, 46, 172, 886
Find the wrong number in the given number series.
12, 16, 28, 48, 78, 112Β
112, 130, 155, 196, 254, 342
7, 22, 68, 207, 620, 1880
- Find the wrong number in the given number series.
85, 117, 170, 244, 339, 465 Find the wrong number in the given number series.
630, 180, 60, 24, 12, 8, 540, 56, 85, 129, 190, 268