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Time taken by all 3 bells to ring together = L.C.M of 28, 60 and 84 = 420 seconds 10 minutes = 10 X 60 = 600 seconds 600 ÷ 420 ~ 1.42 So, the three bells will ring together only once in the given interval of 10 minutes.
Palash invest twice the sum invested by Vicky and withdraws half of the sum after 5 months and again withdraws half of the remaining sum after 5 months....
X and Y enter into a partnership with capital in the ratio 3: 5. After 5 months X adds 50% of his capital, while Y withdraws 60% of his capital. What is...
A and B together starts a business with investment of Rs. 800 and Rs. (x + 600), respectively. If the profit earned after 5 years is Rs.3200 and share o...
Three friends, Aman, Bheema, and Chetan, together invested a total of Rs. 9400. After one year, they received profits of Rs. 1440...
"Amit, Bheem, and Chintu began a business with initial investments of Rs. 6,000, Rs. 9,000, and Rs. 15,000, respectively. After o...
X, Y, and Z each invested amounts of Rs. 60,000, Rs. 180,000, and Rs. 100,000 at an annual simple interest rate of 5%. The investment durations for X, Y...
A and B started a business by investing Rs.420 and Rs.550 respectively. After 6 months, A increased his investment by Rs.760. Find the ratio of annual p...
‘M’, ‘N’, and ‘O’ entered into a business with initial investments of Rs. ‘4x + 550’, Rs. ‘5x + 450’, and Rs. ‘3x + 350’ respect...
‘C’ and ‘D’ entered into a business by investing Rs. ‘y’ and Rs. ‘y + 300’, respectively. After 10 months ‘C’ invested Rs. 400 more ...
P started a business with an investment of Rs.15000, after 6 months Q joined him with Rs.18000 and after another 6 months R joined them with Rs.22000. I...
