Question
I. 12 x ² -
3 x – 15 = 0 II. 2 y² + 12 y + 10 = 0 In the following questions, two equations numbered I and II are given. You have to solve both the equations and find out the correct option. Give answer.Solution
I. 12 x ² - 3 x – 15 = 0 (4 x - 5) (3 x + 3) = 0 x = `(5)/(4)` [if gte msEquation 12]>
X, Y, Z enter into partnership with capital contribution Rs. 50000, 20000 and 30000 respectively X is working partner of get 20% of profit for managing...
Rohan and Deepak invested Rs. 10,000 and Rs. 15,000 respectively. After 3 months, Rohan reduced his investment by Rs. 2,000 and Aman joined with Rs. 20,...
P, Q and R enter into a partnership by investing Rs.6500, Rs.7500 and Rs.6800 respectively. After 4 months, P invested Rs.1200 more and Q withdr...
P and Q invested Rs.20000 and Rs.15000. After 6 months R joined with Rs.18000. Three months later P withdrew Rs.4000 and Q withdrew Rs.2000. Total yearl...
If the ratio of time periods of investment of A and B is 4:5, profit at the end of the year is Rs.120000 and Aβs share in it is Rs.30000, then what is...
- Amit and Anil started a business jointly. Amit invested Rs. 12,000. Anil withdrew his investment after 8 months. If at the end of the year the profit was d...
βAβ, βBβ and βCβ entered into a partnership by making investments in the ratio 5:6:9, respectively. At end of the year, if the difference be...
βAβ and βBβ started a business by investing certain sum in the ratio 6:7, respectively for 6 years. If 22% of the total profit is donated in an ...
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...
X, Y and Z entered into a business. The capital of X and Y are 40% and 60% more than Zβs capital respectively. If the annual profit is Rs. 21000, what...