Q3. Two shopkeepers have same revenue on selling TV. If the price of TV for both goes down by 20% and sales of no. of set goes up by 5% for first and 20% for second. Find the difference between % change in total revenue for both shopkeepers.
(a) 10%
(b) 16%
(c) 4%
(d) 12%
(e) None of these
Q6. Work done by A, B, C and D is in arithmetic progression. C worked for 9 days and completed 30% work. A and B worked for 2 days and 3 days only. Find for how many days ‘D’ work to complete the remaining work if all four together can complete that work in 4 days.
(a) 12 days
(b) 10 days
(c) 8 days
(d) 6 days
(e) 4 days
Direction (9 – 10) A & B entered into a business by making investment of Rs. 7200 and Rs. 9600 respectively. After six months A & B both added amount in the ratio of 7: 10. (Business in which A & B entered last for total 12 months)?
Q9. If Satish & Veer invested equal amount as A & B invested for last six months respectively and both Satish and Veer invested for equal time period. Veer got Rs. 25500 as profit share out of total profit of Rs. 44250, then find the amount that A & B invested for last six months in business.
(a) Rs. 8000 & Rs. 9600
(b) Rs. 6000 & Rs. 7200
(c) Rs.10000 & Rs. 13600
(d) Rs.9600 & Rs. 10800
(e) Rs.7800 & Rs. 8800
Q10. P & Q entered into business by making investment of Rs. 2000 & Rs. 1400 more amount respectively than the amount which A & B invested in second half of business. If at the end of year P & Q got profit in the ratio of 4: 5, then find the difference between investment of P & Q. Given that both P & Q invested for equal time period.
(a) Rs. 2400
(b) Rs. 3000
(c) Rs. 3600
(d) Rs. 2800
(e) Rs. 3200
Solutions