ax+2y=5, 3x-6y=20 in the system of equations above, a is a constant. if the system has one solution, which of the following cannot be the value of a...?
(A) -1
(B) 4
(C) 1
(D) -3
-1
Comments
ax+2y=5, 3x-6y=20 in the system of equations above, a is a constant. if the system has one solution, which of the following cannot be the value of a...?
The value of an article which was purchased 2 years ago, depreciates at 12 % per annum. If its present value is Rs 9680, the price at which it was purchased is
(A) rs 10000
(B) rs 12500
(C) rs 14575
(D) rs 16250
rs 12500
Comments
The value of an article which was purchased 2 years ago, depreciates at 12 % per annum. If its present value is Rs 9680, the price at which it was purchased is
ax + 2y = 5 3x - 6y = 20 In the system of above, a is a constant if the system has one solution, which of the following CANNOT be the value of a...?
(A) -1
(B) 1
(C) 2
(D) -3
-1
Comments
ax + 2y = 5 3x - 6y = 20 In the system of above, a is a constant if the system has one solution, which of the following CANNOT be the value of a...?
Asghar can do a job in 60 days. And both Asghar and Babar can do the same job in 20 days working together. Babar alonge can do the same job in:...?
(A) 30 days
(B) 60 days
(C) 28 days
(D) 45 days
30 days
Comments
Asghar can do a job in 60 days. And both Asghar and Babar can do the same job in 20 days working together. Babar alonge can do the same job in:...?