Total surface area of a cone = π * r * (r + l), where r = radius and l = slant height. Given r = 7 cm and l = 25 cm. Total surface area = π * 7 * (7 + 25) = 22 * 32 = 704 cm². = 704 cm². Answer: d) 704 cm².
Aarav and Bhumi entered into a partnership with Rs. 40,000 and Rs. 50,000 for 9 and 7 months, respectively. Bhumi used her entire profit to buy gold, wh...
A and B started a business. After 3 years they received Rs 1245 as profit in which A's share is Rs 720, then find the ratio of investment of A and B.
A and B enter into a partnership with their initial sum of Rs.28000 and Rs.40000 respectively. After 8 months, a third person C also joins them with his...
Three partners Karan, Arjun and Mukesh invest Rs 75,000, Rs 90,000, Rs 1,05,000 respectively in a business. Karan receives 12.5% of the profit as Manage...
In a business, A invested Rs. 1400 more than that by B. After 5 months, A left the business. If at the end of the year, profit earned by B is equal to t...
A and B started a retail store with initial investments in the ratio 6:7 and their annual profits were in the ratio 3:4. If A invested the money for 7 m...
‘A’, ‘B’ and ‘C’ entered into a partnership by making investments in the ratio 5:3:9, respectively. At end of the year, if the difference be...
B invests double the money invested by A and triple the money invested by C. The ratio of period of investment between A, B and C is 1:2:3. Difference b...
Mayank and Manoj started a business with investing capital in the ratio of 8:15. After 4 months, Mayank reduced his (1 )/(4 ) portion of the capital and...
‘A’, ‘B’ and ‘C’ started a business by investing Rs. 4,000, Rs. 4,800 and Rs. 3,200, respectively. After 6 months, ‘B’ decreased his inv...
