NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1072 - 1079 of 2000

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Question number: 1072

» Mathematics » Statistics

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MCQ▾

Question

The mean of the eight numbers is 46. If one of the numbers is excluded, the mean of the remaining numbers is 42. Then the excluded number is

Choices

Choice (4)Response

a.

83

b.

59

c.

74

d.

All of the above

Question number: 1073

» Mathematics » Polynomials

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MCQ▾

Question

The factors of are:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1074

» Mathematics » Coordinate Geometry

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Question

The point (7, -3) is at a distance of ________ units from X-axis.

Choices

Choice (4)Response

a.

3 units in negative direction

b.

10 units in negative direction

c.

7 units in positive direction

d.

All of the above

Passage

{"chart":{"plotBackgroundColor":null,"plotShadow":true,"backgroundColor":"transparent","width":600},"title":{"text":"Mountain Peaks vs. Height in meters"},"tooltip":{"pointFormat":"{series.name}: {point.y}"},"credits":{"enabled":false},"xAxis":{"categories":["P","Q","R","S","T","U"],"title":{"text":"Mountain Peaks "}},"yAxis":{"type":"logarithmic","title":{"text":" Height in meters"}},"plotOptions":{"series":{"allowPointSelect":true,"cursor":"pointer"}},"legend":{"floating":false,"backgroundColor":"white","borderColor":"silver","borderWidth":1,"shadow":true,"align":"right"},"series":[{"type":"column","name":" Height in meters","data":[8500,6000,8900,7400,4500,5900],"colors":[{"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)"]]},{"linearGradient":{"x1":0,"y1":0,"x2":0,"y2":1},"stops":[[0,"#91e8e1"],[1,"rgb(69,156,149)"]]}],"dataLabels":{"enabled":true,"style":{"color":"black"},"connectorColor":"silver"}}]}
Created with Highcharts 5.0. 12Mountain PeaksHeight in metersMountain Peaks vs. Height in meters8 5008 5006 0006 0008 9008 9007 4007 4004 5004 5005 9005 900Height in metersPQRSTU4k5k6k7k8k9k10kPHeight in meters: 8 500

Given above is a bar graph showing the heights of six mountain peaks.

Read the above diagram and answer the questions below.

Question number: 1075 (1 of 4 Based on Passage) Show Passage

» Mathematics » Statistics

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MCQ▾

Question

Write the ratio of the heights of highest peak and the lowest peak.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1076 (2 of 4 Based on Passage) Show Passage

» Mathematics » Statistics

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MCQ▾

Question

Which is the highest peak?

Choices

Choice (4)Response

a.

Q

b.

P

c.

R

d.

T

Question number: 1077 (3 of 4 Based on Passage) Show Passage

» Mathematics » Statistics

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MCQ▾

Question

When the heights of the given peaks are written in ascending order, then what is the average of the middle two peaks?

Choices

Choice (4)Response

a.

6700 m

b.

7250 m

c.

8150 m

d.

5950 m

Question number: 1078 (4 of 4 Based on Passage) Show Passage

» Mathematics » Statistics

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MCQ▾

Question

Which peak is third highest?

Choices

Choice (4)Response

a.

P

b.

U

c.

S

d.

Q

Question number: 1079

» Mathematics » Probability

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MCQ▾

Question

The probability for a randomly selected number out of 1,2, 3,4, …. , 40 to be a prime number is

Choices

Choice (4)Response

a.

b.

c.

d.

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