A school has only the classes having 20, 30 and 40 students respectively. The percentages of students passed are 30%, 50% and 60% respectively. The percentage of passed students in the entire school is-
ক) 35
খ) 40
গ) 45
ঘ) 50
Related Questions
ক) 0.13541666666667
খ) 0.30208333333333
গ) 0.36458333333333
ঘ) 0.40625
ক) It shall increase by 1
খ) It shall increase by 1.4
গ) It shall increase by 2
ঘ) It shall remain the same
ক) 124
খ) 144
গ) 150
ঘ) 302
ক) 240 km
খ) 270 km
গ) 300 km
ঘ) 360 km
ক) (P+Q)/PQ days
খ) PQ/(P+Q) days
গ) (P+Q) days
ঘ) (1/P + 1/Q) days
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