CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
3 litres at Rs. 11/L are mixed with 3 litres at Rs. 39/L. What is the average cost per litre?
A. Rs. 25.00
B. Rs. 27.00
C. Rs. 25.00-1
D. Rs. 50.00
Correct Answer: A
Weighted average = (3×11+3×39)/6 = Rs. 25.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
6 litres at Rs. 16/L are mixed with 5 litres at Rs. 34/L. What is the average cost per litre?
A. Rs. 25.00
B. Rs. 26.18
C. Rs. 50.00
D. Rs. 24.18
Correct Answer: D
Weighted average = (6×16+5×34)/11 = Rs. 24.18/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
9 litres at Rs. 11/L are mixed with 7 litres at Rs. 41/L. What is the average cost per litre?
A. Rs. 26.00
B. Rs. 26.12
C. Rs. 24.12
D. Rs. 52.00
Correct Answer: C
Weighted average = (9×11+7×41)/16 = Rs. 24.12/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
4 litres at Rs. 16/L are mixed with 9 litres at Rs. 36/L. What is the average cost per litre?
A. Rs. 29.85
B. Rs. 26.00
C. Rs. 31.85
D. Rs. 52.00
Correct Answer: A
Weighted average = (4×16+9×36)/13 = Rs. 29.85/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
7 litres at Rs. 11/L are mixed with 4 litres at Rs. 31/L. What is the average cost per litre?
A. Rs. 42.00
B. Rs. 20.27
C. Rs. 18.27
D. Rs. 21.00
Correct Answer: C
Weighted average = (7×11+4×31)/11 = Rs. 18.27/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
2 litres at Rs. 16/L are mixed with 6 litres at Rs. 38/L. What is the average cost per litre?
A. Rs. 34.50
B. Rs. 54.00
C. Rs. 32.50
D. Rs. 27.00
Correct Answer: C
Weighted average = (2×16+6×38)/8 = Rs. 32.50/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
5 litres at Rs. 11/L are mixed with 8 litres at Rs. 33/L. What is the average cost per litre?
A. Rs. 24.54
B. Rs. 44.00
C. Rs. 26.54
D. Rs. 22.00
Correct Answer: A
Weighted average = (5×11+8×33)/13 = Rs. 24.54/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
8 litres at Rs. 16/L are mixed with 3 litres at Rs. 40/L. What is the average cost per litre?
A. Rs. 24.55
B. Rs. 56.00
C. Rs. 22.55
D. Rs. 28.00
Correct Answer: C
Weighted average = (8×16+3×40)/11 = Rs. 22.55/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
3 litres at Rs. 11/L are mixed with 5 litres at Rs. 35/L. What is the average cost per litre?
A. Rs. 26.00
B. Rs. 23.00
C. Rs. 46.00
D. Rs. 28.00
Correct Answer: A
Weighted average = (3×11+5×35)/8 = Rs. 26.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
6 litres at Rs. 16/L are mixed with 7 litres at Rs. 30/L. What is the average cost per litre?
A. Rs. 25.54
B. Rs. 46.00
C. Rs. 23.54
D. Rs. 23.00
Correct Answer: C
Weighted average = (6×16+7×30)/13 = Rs. 23.54/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
9 litres at Rs. 11/L are mixed with 9 litres at Rs. 37/L. What is the average cost per litre?
A. Rs. 48.00
B. Rs. 26.00
C. Rs. 24.00-1
D. Rs. 24.00
Correct Answer: D
Weighted average = (9×11+9×37)/18 = Rs. 24.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
4 litres at Rs. 16/L are mixed with 4 litres at Rs. 32/L. What is the average cost per litre?
A. Rs. 26.00
B. Rs. 48.00
C. Rs. 24.00
D. Rs. 24.00-1
Correct Answer: C
Weighted average = (4×16+4×32)/8 = Rs. 24.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
7 litres at Rs. 11/L are mixed with 6 litres at Rs. 39/L. What is the average cost per litre?
A. Rs. 50.00
B. Rs. 25.00
C. Rs. 23.92
D. Rs. 25.92
Correct Answer: C
Weighted average = (7×11+6×39)/13 = Rs. 23.92/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
2 litres at Rs. 16/L are mixed with 8 litres at Rs. 34/L. What is the average cost per litre?
A. Rs. 50.00
B. Rs. 32.40
C. Rs. 30.40
D. Rs. 25.00
Correct Answer: C
Weighted average = (2×16+8×34)/10 = Rs. 30.40/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
5 litres at Rs. 11/L are mixed with 3 litres at Rs. 41/L. What is the average cost per litre?
A. Rs. 24.25
B. Rs. 52.00
C. Rs. 26.00
D. Rs. 22.25
Correct Answer: D
Weighted average = (5×11+3×41)/8 = Rs. 22.25/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
8 litres at Rs. 16/L are mixed with 5 litres at Rs. 36/L. What is the average cost per litre?
A. Rs. 52.00
B. Rs. 26.00
C. Rs. 25.69
D. Rs. 23.69
Correct Answer: D
Weighted average = (8×16+5×36)/13 = Rs. 23.69/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
3 litres at Rs. 11/L are mixed with 7 litres at Rs. 31/L. What is the average cost per litre?
A. Rs. 21.00
B. Rs. 25.00
C. Rs. 42.00
D. Rs. 27.00
Correct Answer: B
Weighted average = (3×11+7×31)/10 = Rs. 25.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
6 litres at Rs. 16/L are mixed with 9 litres at Rs. 38/L. What is the average cost per litre?
A. Rs. 31.20
B. Rs. 27.00
C. Rs. 29.20
D. Rs. 54.00
Correct Answer: C
Weighted average = (6×16+9×38)/15 = Rs. 29.20/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
9 litres at Rs. 11/L are mixed with 4 litres at Rs. 33/L. What is the average cost per litre?
A. Rs. 19.77
B. Rs. 17.77
C. Rs. 22.00
D. Rs. 44.00
Correct Answer: B
Weighted average = (9×11+4×33)/13 = Rs. 17.77/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
4 litres at Rs. 16/L are mixed with 6 litres at Rs. 40/L. What is the average cost per litre?
A. Rs. 28.00
B. Rs. 56.00
C. Rs. 32.40
D. Rs. 30.40
Correct Answer: D
Weighted average = (4×16+6×40)/10 = Rs. 30.40/L.