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ATQ, the shopkeeper earns the thrice profit that he would have earned had he sold it for Rs 66. Profit% = 3 (profit %) S.P - C.P = 3 x (S.P - C.P) Let C.P = x 120 - x = 3 x (66 - x) 120 - x = 198 - 3x 2x = 198 - 120 x = 39 Hence, the cost price of the article = 39
The sum and difference of the Least Common Multiple (L.C.M.) and Highest Common Factor (H.C.F.) of two numbers are 216 and 184, respectively. If one of ...
If person 'A' can complete a task in 35 hours and person 'B' can complete the same task in 40 hours, how much time will it take for both 'A' and 'B' to ...
√(2x - 3) + √(2x + 3) = 3 + √3, then value of x is.
Sanjay earns Rs. 40,000 per month. He spends 20% of his income on conveyance. From the remaining amount, he allocates 25% for groceries. How much does h...
The average of x numbers is 24. If 60% of these numbers are reduced by 5 and the remaining 40% are increased by 10, what will be the new average of th...
Calculate the difference between the area of a wall having dimension 22 cm X 23 cm and the area of a spherical bowl having diameter 14cm.
The diameter of the base of a right circular cone is 4.2 cm and its height is 10 cm. calculate the volume of the cone.
If + means divide, × means -, ÷ means multiply and – means plus, then find the value of 9 + 3 ÷ 4 - 8 × 2
Find two numbers whose highest common factor (HCF) is 24 and least common multiple (LCM) is 144, and determine their product.
A man complete a journey in 15 hours. He travels first half of the journey at the rate of 6 km/hr and second half at the rate of 4 km/hr. Find the total...
