Mathematics
x articles are bought at ₹ (x - 8) each and (x - 2) some other articles are bought at ₹ (x - 3) each. If the total cost of all these articles is ₹ 76, how many articles of first kind were bought ?
Related Questions
Using quadratic formula find the value of x
abx2 + (b2 - ac)x - bc = 0
If -5 is a root of the quadratic equation 2x2 + px - 15 = 0 and the quadratic equation p(x2 + x) + k = 0 has equal roots, find the value of k.
In a two digit number, the unit's digit exceeds its ten's digit by 2. The product of the given number and the sum of its digits is equal to 144. Find the number.
The time taken by a person to cover 150 km was 2.5 hours more than the time taken in return journey. If he returned at a speed of 10 km/hour more than the speed of going, what was the speed per hour in each direction ?