1. In 1990, the total revenue for widgets sold was about how many times as great as the number of widgets sold?
3
10
65
98
120
2. . In 1970, if the cost to produce one widget was $0.07, what would have been the total cost to produce the number of widgets sold during that year?
$1,540
$14,000
$20,650
$22,750
$34,300
3. . The percent decrease in average number of production hours per widget from 1990 to 2000 was approximately
44%
36%
34%
32%
27%
4. . In how many of the years shown was the number of widgets sold at least three times the number of widgets sold in 1960?
Four
Three
Two
One
None
5. . Which of the following statements can be inferred from the data? I. The greatest increase in total yearly revenue over any 10-year period shown was $7 million. II. In each of the 10-year periods shown in which total yearly revenue increased, the average number of production hours per widget decreased. III. From 1980 to 1990, fewer widgets were sold because each widget took longer to produce.
I only
II only
III only
I and III
II and III
6. What are the average marks obtained by all the seven students in Physics? (rounded off to two digit after decimal)
77.26
89.14
91.37
96.11
7. The number of students who obtained 60% and above marks in all subjects is?
1
2
3
None
8. What was the aggregate of marks obtained by Sajal in all the six subjects?
409
419
429
449
9. In which subject is the overall percentage the best?