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Let the sum invested be A; Simple interest in three years: 3 × 25/100 × A => 3A/4 Compound interest in three years: A(1+25/100)3 – A => 61A/64 Difference between compound interest and simple interest= 13A/64 = 650 => A =3200.
A team of 'x' boys can complete a job in 18 days if they all work together. However, every day, 15 boys leave the team after star...
‘A’ can do a piece of work in 12 days. ‘B’ can do 60% of the same work in 18 days. If they work together for the entire time and get paid Rs.154...
A and B can complete a work together in 30 days. If A alone can complete one-third of the work in ‘x’ days and remaining work is completed by B alon...
Ten women working nine hours a day complete a particular job in 20 days. If an additional 20 women were employed and they all worked 12 hours a day, ho...
A, B and C can complete a work in 10 days, 20 days and 30 days respectively. A and C started the work together and they both work for 6 days. If the rem...
Karan, Arjun and Krunal alone can complete a work in 35, 70 and 60 days respectively. All of them started working together but after 3 days from start K...
P can do a piece of work in 20 days, Q can complete double the work in 40 days and R can do the work in 30 days. If all of them together earn Rs. 3200, ...
A isfive times as efficient as B and can finish a piece of work in 36 days less than B. B can finish this work in how many days?
X can do a piece of work in 20 days. He worked at it for 5 days and then Y finished it in 15 days. In how many days can X and Y together finish the work?
4 girls can do work in 8 days, 3 boys can do the same work in 9 days, 7 men in 2 days, and 5 women in 4 days. Who is the least efficient?
