NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 407 - 414 of 2028

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Question number: 407

» Mathematics » Factorization

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MCQ▾

Question

The number of factors of is:

Choices

Choice (4) Response

a.

3

b.

4

c.

5

d.

6

Question number: 408

» Mathematics » Direct and Inverse Proportions

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MCQ▾

Question

What least number must be subtracted from each of the numbers 35,26,65 and 47 so that the remainders may be proportional?

Choices

Choice (4) Response

a.

3

b.

1

c.

0

d.

5

Question number: 409

» Mathematics » Data Handling

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MCQ▾

Question

Which of the following is an experiment?

Choices

Choice (4) Response

a.

Rolling a single 6-sided die

b.

Tossing a coin

c.

Choosing a marble from a jar

d.

All a. , b. and c. are correct

Passage

Directions: The bar-graph provided gives the number of students from six classes during two consecutive years 2012 and 2013. Answer the questions based on this bar-graph.

Number of students from six classes - C1, C2, C3, C4, C5 and C6 of publishing company in 2012 and 2013.

{"chart":{"plotBackgroundColor":null,"plotShadow":true,"backgroundColor":"transparent","width":600},"title":{"text":"Graph of Classes vs. Number of students in 2012 and 2013"},"tooltip":{"pointFormat":"{series.name}: {point.y}"},"credits":{"enabled":false},"xAxis":{"categories":["C1","C2","C3","C4","C5","C6"],"title":{"text":"Classes"}},"yAxis":{"type":"linear","title":{"text":"Number of students"}},"plotOptions":{"series":{"allowPointSelect":true,"cursor":"pointer"}},"legend":{"floating":false,"backgroundColor":"white","borderColor":"silver","borderWidth":1,"shadow":true,"align":"right"},"series":[{"type":"column","name":"2012 ","data":[90,65,70,85,55,95],"colors":[{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#91e8e1"],[1,"rgb(69,156,149)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#7cb5ec"],[1,"rgb(48,105,160)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#434348"],[1,"rgb(0,0,0)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#90ed7d"],[1,"rgb(68,161,49)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#f7a35c"],[1,"rgb(171,87,16)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#8085e9"],[1,"rgb(52,57,157)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#f15c80"],[1,"rgb(165,16,52)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#e4d354"],[1,"rgb(152,135,8)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#2b908f"],[1,"rgb(0,68,67)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#f45b5b"],[1,"rgb(168,15,15)"]]}],"dataLabels":{"enabled":true,"style":{"color":"black"},"connectorColor":"silver"}},{"type":"column","name":"2013 ","data":[75,80,90,60,70,85],"colors":[{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#f45b5b"],[1,"rgb(168,15,15)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#91e8e1"],[1,"rgb(69,156,149)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#7cb5ec"],[1,"rgb(48,105,160)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#434348"],[1,"rgb(0,0,0)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#90ed7d"],[1,"rgb(68,161,49)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#f7a35c"],[1,"rgb(171,87,16)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#8085e9"],[1,"rgb(52,57,157)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#f15c80"],[1,"rgb(165,16,52)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#e4d354"],[1,"rgb(152,135,8)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#2b908f"],[1,"rgb(0,68,67)"]]}],"dataLabels":{"enabled":true,"style":{"color":"black"},"connectorColor":"silver"}}]}
Created with Highcharts 5.0. 7ClassesNumber of studentsGraph of Classes vs. Number of students in 2012 and 201390906565707085855555959575758080909060607070858520122013C1C2C3C4C5C60255075100C32012: 70

Question number: 410 (1 of 5 Based on Passage) Show Passage

» Mathematics » Introduction to Graphs

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MCQ▾

Question

What is the ratio of the total number of students in class C5 for both years to the total number of students in class C3 for both years?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 411 (2 of 5 Based on Passage) Show Passage

» Mathematics » Introduction to Graphs

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MCQ▾

Question

What is the average number of students in all classes for the year 2013?

Choices

Choice (4) Response

a.

460

b.

78

c.

76.67

d.

60.5

Question number: 412 (3 of 5 Based on Passage) Show Passage

» Mathematics » Introduction to Graphs

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MCQ▾

Question

Total number of students in classes C2, C4, C6 together for both the years is:

Choices

Choice (4) Response

a.

290

b.

360

c.

520

d.

470

Question number: 413 (4 of 5 Based on Passage) Show Passage

» Mathematics » Introduction to Graphs

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MCQ▾

Question

What percent to the average number of students in classes C4, C5 and C6 in 2013 is the average number of students in classes C1, C2 and C3 in 2012?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 414 (5 of 5 Based on Passage) Show Passage

» Mathematics » Introduction to Graphs

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MCQ▾

Question

Total number of students in class C3 for both the years is what percent of the total number of students in class C1 for both the years?

Choices

Choice (4) Response

a.

b.

c.

d.

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