CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
3 items cost Rs. 190 each and 7 items cost Rs. 212 each. What is the average cost per item?
A. 210.4
B. 215.4
C. 205.4
D. 200.4
Correct Answer: C
Average cost = (3×190+7×212)/10 = Rs. 205.4.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
2 items cost Rs. 180 each and 6 items cost Rs. 204 each. What is the average cost per item?
A. 203
B. 198
C. 208
D. 193
Correct Answer: B
Average cost = (2×180+6×204)/8 = Rs. 198.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
5 items cost Rs. 170 each and 5 items cost Rs. 196 each. What is the average cost per item?
A. 188
B. 178
C. 193
D. 183
Correct Answer: D
Average cost = (5×170+5×196)/10 = Rs. 183.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
4 items cost Rs. 160 each and 4 items cost Rs. 188 each. What is the average cost per item?
A. 179
B. 169
C. 184
D. 174
Correct Answer: D
Average cost = (4×160+4×188)/8 = Rs. 174.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
3 items cost Rs. 150 each and 3 items cost Rs. 180 each. What is the average cost per item?
A. 160
B. 165
C. 170
D. 175
Correct Answer: B
Average cost = (3×150+3×180)/6 = Rs. 165.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
2 items cost Rs. 140 each and 7 items cost Rs. 172 each. What is the average cost per item?
A. 164.89
B. 169.89
C. 159.89
D. 174.89
Correct Answer: A
Average cost = (2×140+7×172)/9 = Rs. 164.89.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
5 items cost Rs. 130 each and 6 items cost Rs. 164 each. What is the average cost per item?
A. 158.55
B. 153.55
C. 148.55
D. 143.55
Correct Answer: C
Average cost = (5×130+6×164)/11 = Rs. 148.55.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
4 items cost Rs. 120 each and 5 items cost Rs. 156 each. What is the average cost per item?
A. 140
B. 145
C. 135
D. 150
Correct Answer: A
Average cost = (4×120+5×156)/9 = Rs. 140.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
3 items cost Rs. 110 each and 4 items cost Rs. 148 each. What is the average cost per item?
A. 141.71
B. 131.71
C. 126.71
D. 136.71
Correct Answer: B
Average cost = (3×110+4×148)/7 = Rs. 131.71.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
2 items cost Rs. 100 each and 3 items cost Rs. 140 each. What is the average cost per item?
A. 119
B. 134
C. 124
D. 129
Correct Answer: C
Average cost = (2×100+3×140)/5 = Rs. 124.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 78, 79, and 76. What is the weighted average?
A. 81.3
B. 79.3
C. 77.3
D. 75.3
Correct Answer: C
Weighted mean = (78×20+79×30+76×50)/100 = 77.3.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 76, 78, and 77. What is the weighted average?
A. 81.1
B. 75.1
C. 77.1
D. 79.1
Correct Answer: C
Weighted mean = (76×20+78×30+77×50)/100 = 77.1.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 74, 77, and 78. What is the weighted average?
A. 74.9
B. 76.9
C. 80.9
D. 78.9
Correct Answer: B
Weighted mean = (74×20+77×30+78×50)/100 = 76.9.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 72, 76, and 79. What is the weighted average?
A. 80.7
B. 74.7
C. 76.7
D. 78.7
Correct Answer: C
Weighted mean = (72×20+76×30+79×50)/100 = 76.7.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 70, 75, and 80. What is the weighted average?
A. 74.5
B. 80.5
C. 76.5
D. 78.5
Correct Answer: C
Weighted mean = (70×20+75×30+80×50)/100 = 76.5.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 68, 74, and 76. What is the weighted average?
A. 71.8
B. 73.8
C. 77.8
D. 75.8
Correct Answer: B
Weighted mean = (68×20+74×30+76×50)/100 = 73.8.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 66, 73, and 77. What is the weighted average?
A. 77.6
B. 73.6
C. 71.6
D. 75.6
Correct Answer: B
Weighted mean = (66×20+73×30+77×50)/100 = 73.6.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 64, 72, and 78. What is the weighted average?
A. 75.4
B. 77.4
C. 71.4
D. 73.4
Correct Answer: D
Weighted mean = (64×20+72×30+78×50)/100 = 73.4.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 62, 71, and 79. What is the weighted average?
A. 75.2
B. 71.2
C. 77.2
D. 73.2
Correct Answer: D
Weighted mean = (62×20+71×30+79×50)/100 = 73.2.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
A final grade is based on three components weighted 20%, 30%, and 50%. A student scores 60, 70, and 80. What is the weighted average?
A. 71
B. 75
C. 73
D. 77
Correct Answer: C
Weighted mean = (60×20+70×30+80×50)/100 = 73.