Question
A started a business with an investment of Rs.40000.
After few months B joined him with an investment of Rs.45000. If at the end of the year, they share the profit in the ratio of (A:B) 15:16, then find after how much time B joined the business?Solution
Let B invested for ‘m’ months. According to the question, => (40000 x 12)/(45000 x m) = 16/15 => m = 10 months So, the required time = 12 – 10 = 2 months
A driver of truck sees an ambulance 160 meters ahead of him. After 20 seconds the ambulance is 140 meters behind. If the speed of the truck is 80 kmp/h,...
The speeds of Avinash and Rahul are 70km/hr and 90km/hr. Initially Rahul is at a place P and Avinash is at a place Q. The distance between Rahul and Avi...
What is the amount that Sumit spends annually on paying his loan instalments?
Aman, Sam and Kiran started working together but after 8 days Kiran left the job and 5 days before the completion of the work Sam also left then, In how...
Which of the following equations represents the number of days in which A and B Working together can finish the same work?
Which of the following equations represents the number of days in which A alone can finish the same work?
P, Q and R can do piece of work in 48, 60 and 80 days respectively. All three began to work together but P and Q left 12 and 16 days respectively before...
Which of the following equations represents the number of day in which B and C working together can finish the same work?
Aman is how much % (less/more) efficient than Kiran?
Suppose Bittu is 50% more efficient than Aman then, what will be the time taken by Bittu alone to complete 40% of the work.
