NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 876 - 881 of 2028

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Question number: 876

» Mathematics » Direct and Inverse Proportions

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MCQ▾

Question

A wheel that has 6 cogs is meshed with a larger wheel of 18 cogs. When the smaller wheel has made 27 revolutions, then the number of revolutions made by the larger wheel is:

Choices

Choice (4) Response

a.

12

b.

6

c.

9

d.

18

Question number: 877

» Mathematics » Direct and Inverse Proportions

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Question

In a camp, there is a meal for 150 men or 210 children. If 175 children have taken the meal, how many men will be catered to with the remaining meal?

Choices

Choice (4) Response

a.

30

b.

35

c.

25

d.

40

Question number: 878

» Mathematics » Comparing Quantities

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MCQ▾

Question

A trader marks his goods at 30 % above his cost price and allows discount of % on purchases for cash payment. The profit percent he makes is:

Choices

Choice (4) Response

a.

21.85%

b.

17.65%

c.

18.75%

d.

35.7%

Question number: 879

» Mathematics » Comparing Quantities

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MCQ▾

Question

The CI on a certain sum at 5 % for 2 years is Rs. 656. The SI for that sum at the same rate and for the same period will be:

Choices

Choice (4) Response

a.

320 Rs.

b.

640 Rs.

c.

260 Rs.

d.

740 Rs.

Question number: 880

» Mathematics » Exponents and Powers

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MCQ▾

Question

The value of

Choices

Choice (4) Response

a.

1

b.

0

c.

d.

Question does not provide sufficient data or is vague

Question number: 881

» Mathematics » Introduction to Graphs

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Question

The line graph shows the sale of refrigerators in a shop. How many refrigerators were sold in those 5 months?

{"chart":{"plotBackgroundColor":null,"plotShadow":true,"backgroundColor":"transparent","width":600},"title":{"text":"Months Vs. Sale of Refrigerators"},"tooltip":{"pointFormat":"{series.name}: {point.y}"},"credits":{"enabled":false},"xAxis":{"type":"category","categories":["January","February","March","April","May"],"title":{"text":"Months"}},"yAxis":{"type":"linear","title":{"text":"Sale of Refrigerators"}},"plotOptions":{"series":{"allowPointSelect":true,"cursor":"pointer"}},"legend":{"floating":false,"backgroundColor":"white","borderColor":"silver","borderWidth":1,"shadow":true,"align":"right"},"series":[{"type":"line","name":"Number of refrigerators ","data":[50,20,35,15,25],"colors":[{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#e4d354"],[1,"rgb(152,135,8)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#2b908f"],[1,"rgb(0,68,67)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#f45b5b"],[1,"rgb(168,15,15)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#91e8e1"],[1,"rgb(69,156,149)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#7cb5ec"],[1,"rgb(48,105,160)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#434348"],[1,"rgb(0,0,0)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#90ed7d"],[1,"rgb(68,161,49)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#f7a35c"],[1,"rgb(171,87,16)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#8085e9"],[1,"rgb(52,57,157)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":1,"y2":0},"stops":[[0,"#f15c80"],[1,"rgb(165,16,52)"]]}],"dataLabels":{"enabled":true,"style":{"color":"black"},"connectorColor":"silver"}}]}
Created with Highcharts 5.0. 7MonthsSale of RefrigeratorsMonths Vs. Sale of Refrigerators50502020353515152525Number of refrigeratorsJanuaryFebruaryMarchAprilMay102030405060MarchNumber of refrigerators: 35

Choices

Choice (4) Response

a.

120

b.

170

c.

145

d.

215

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