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.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
7 litres at Rs. 11/L are mixed with 8 litres at Rs. 35/L. What is the average cost per litre?
A. Rs. 23.80
B. Rs. 46.00
C. Rs. 23.00
D. Rs. 25.80
Correct Answer: A
Weighted average = (7×11+8×35)/15 = Rs. 23.80/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
2 litres at Rs. 16/L are mixed with 3 litres at Rs. 30/L. What is the average cost per litre?
A. Rs. 46.00
B. Rs. 24.40
C. Rs. 23.00
D. Rs. 26.40
Correct Answer: B
Weighted average = (2×16+3×30)/5 = Rs. 24.40/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
5 litres at Rs. 11/L are mixed with 5 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 = (5×11+5×37)/10 = Rs. 24.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
8 litres at Rs. 16/L are mixed with 7 litres at Rs. 32/L. What is the average cost per litre?
A. Rs. 25.47
B. Rs. 48.00
C. Rs. 24.00
D. Rs. 23.47
Correct Answer: D
Weighted average = (8×16+7×32)/15 = Rs. 23.47/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
3 litres at Rs. 11/L are mixed with 9 litres at Rs. 39/L. What is the average cost per litre?
A. Rs. 25.00
B. Rs. 50.00
C. Rs. 32.00
D. Rs. 34.00
Correct Answer: C
Weighted average = (3×11+9×39)/12 = Rs. 32.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
6 litres at Rs. 16/L are mixed with 4 litres at Rs. 34/L. What is the average cost per litre?
A. Rs. 23.20
B. Rs. 25.20
C. Rs. 25.00
D. Rs. 50.00
Correct Answer: A
Weighted average = (6×16+4×34)/10 = Rs. 23.20/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
9 litres at Rs. 11/L are mixed with 6 litres at Rs. 41/L. What is the average cost per litre?
A. Rs. 52.00
B. Rs. 25.00
C. Rs. 26.00
D. Rs. 23.00
Correct Answer: D
Weighted average = (9×11+6×41)/15 = Rs. 23.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
4 litres at Rs. 16/L are mixed with 8 litres at Rs. 36/L. What is the average cost per litre?
A. Rs. 29.33
B. Rs. 52.00
C. Rs. 31.33
D. Rs. 26.00
Correct Answer: A
Weighted average = (4×16+8×36)/12 = Rs. 29.33/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
7 litres at Rs. 11/L are mixed with 3 litres at Rs. 31/L. What is the average cost per litre?
A. Rs. 17.00
B. Rs. 42.00
C. Rs. 21.00
D. Rs. 19.00
Correct Answer: A
Weighted average = (7×11+3×31)/10 = Rs. 17.00/L.
CSS - PMS - CCE - PCS - Mathematics
Mixture & Alligation
2 litres at Rs. 16/L are mixed with 5 litres at Rs. 38/L. What is the average cost per litre?
A. Rs. 31.71
B. Rs. 33.71
C. Rs. 54.00
D. Rs. 27.00
Correct Answer: A
Weighted average = (2×16+5×38)/7 = Rs. 31.71/L.