Question
Determine the mean of the following observations:
/>24, 26, 22, 25, 20, 21, 24, 25Solution
Required mean = (24 + 26 + 22 + 25 + 20 + 21 + 24 + 25) ÷ 8
= (187/8) = 23.375
A invested Rs X in a scheme. After 6 months, B joined with Rs 15000 more than that of A. After an year, ratio of profit of B to the total profit ...
‘X’ and ‘Y’ started a business together. The amount invested by ‘X’ is 40% more than that of ‘Y’, while ‘Y’ invested his amount for ...
A and B started a business by investing Rs. 18,000 and Rs. 27,000 respectively. A also worked as the active manager and for that he is entitled to recei...
‘M’ started a business with an investment of Rs. 3000. After 8 months ‘N’ joins the business with an investment of Rs. 2500. If the total profit...
A started a business with Rs. 21,000 and is joined afterwards by B with Rs. 36,000. After how many months did B join if the profits at the end of the ye...
'A' and 'B' started a partnership by investing Rs. 9,000 and Rs. 12,000 respectively. 25% of the total profit is given to 'A' for managing the business,...
A, B and C invest Rs 50,000, Rs 40,000 and Rs 60,000 respectively in a business. A invests for 12 months, B for 9 months and C for 8 months. If the tota...
P invested Rs. 20,000 in a SIP offering 10% compound interest compounded annually, whereas M invested Rs. 2000 more than the amount invested by P in a S...
Sumit started a company with an initial investment. After 3 months, Tarun joined him with Rs. 1000 more than Sumit. If their profit shares after one yea...
Ms. Neha and Ms. Tara launched a startup with a total investment of Rs. ‘x’. Neha's share in the initial investment was 45%, and Tara invested the r...
Relevant for Exams:
