the total cost of 12 pens and 5 pencils are equal to Rs. Also the cost of 1 pencil is Rs. 5 less than the cost of 1 pen. What will be the cost of 8 pens and 9 pencils...?
(A) 78
(B) 89
(C) 91
(D) 97
✅ Correct Answer:91
Comments
the total cost of 12 pens and 5 pencils are equal to Rs. Also the cost of 1 pencil is Rs. 5 less than the cost of 1 pen. What will be the cost of 8 pens and 9 pencils...?
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
✅ Correct Answer:-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...?
y = a / b x+c y= d/e x+c The equations of two perpendicular lines in the xy-plane are shown above, where a, b, c, d, and e are constants If 0 < 1 which of the following true...?
(A) d / e < 1
(B) - 1 < d / e < 0
(C) 0 < 1
(D) d/c>1
✅ Correct Answer:- 1 < d / e < 0
Comments
y = a / b x+c y= d/e x+c The equations of two perpendicular lines in the xy-plane are shown above, where a, b, c, d, and e are constants If 0 < 1 which of the following true...?
Along side a wall of 225 meters long , 26 trees are planted at equal distance, one tree being at each end of the wall. What is the distance between two consecutive trees...?
(A) 8m
(B) 9m
(C) 10m
(D) 11m
✅ Correct Answer:9m
Comments
Along side a wall of 225 meters long , 26 trees are planted at equal distance, one tree being at each end of the wall. What is the distance between two consecutive trees...?
Kyle bought a $2000 government bond that yields 6% in simple interest each year. Write the equation that gives the total amount A, in dollars, Kyle will receive when he sells the bond after t years...?
(A) A= 2,000 (1+.06)
(B) A= 2,000 (1+.06t)
(C) A= 2,000 (1+.06)
(D) A= 2,000 (1+.06)
✅ Correct Answer:A= 2,000 (1+.06t)
Comments
Kyle bought a $2000 government bond that yields 6% in simple interest each year. Write the equation that gives the total amount A, in dollars, Kyle will receive when he sells the bond after t years...?
Kyle bought a $2000 government bond that yields 6% in simple interest each year. Write the equation that gives the total amount A, in dollars, Kyle will receive when he sells the bond after t years...?
(A) A= 2,000 (1+.06)
(B) A= 2,000 (1+.06t)
(C) A= 2,000 (1+.06)
(D) A= 2,000 (1+.06)
✅ Correct Answer:A= 2,000 (1+.06t)
Comments
Kyle bought a $2000 government bond that yields 6% in simple interest each year. Write the equation that gives the total amount A, in dollars, Kyle will receive when he sells the bond after t years...?