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...?
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...?
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
5XA local post office uses the equation above to determine the cost C, in dollars, of mailing ashipment weighing x pounds. An increase of 10 dollars in the mailing cost is equivalent to an increase in how many pounds in the weight of the shipment...?
(A) 1
(B) 2
(C) 3
(D) 4
2
Comments
5XA local post office uses the equation above to determine the cost C, in dollars, of mailing ashipment weighing x pounds. An increase of 10 dollars in the mailing cost is equivalent to an increase in how many pounds in the weight of the shipment...?