Questions 41–46 of 46. Imported answers require independent review unless marked reviewed.

Topic practice 46 questionsPage 5 of 5

Question 4

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BTNAT1 markNeeds review
The surface area (in m²) of the largest sphere that can fit into a hollow cube with edges of length 1 meter is _____.
Given data: π = 3.14

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Question 58

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GAMCQ1 markNeeds review
In the summer, water consumption is known to decrease overall by 25%. A Water Board official states that in the summer household consumption decreases by 20%, while other consumption increases by 70%.
Which of the following statements is correct?
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Question 59

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GAMCQ1 markNeeds review
40% of deaths on city roads may be attributed to drunken driving. The number of degrees needed to represent this as a slice of a pie chart is
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Question 63

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GAMCQ2 marksNeeds review
Trucks (10 m long) and cars (5 m long) go on a single lane bridge. There must be a gap of at least 20 m after each truck and a gap of at least 15 m after each car. Trucks and cars travel at a speed of 36 kmh. If cars and trucks go alternately, what is the maximum number of vehicles that can use the bridge in one hour?
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Question 64

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GAMCQ2 marksNeeds review
There are 3 Indians and 3 Chinese in a group of 6 people. How many subgroups of this group can we choose so that every subgroup has at least one Indian?
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Question 65

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GAMCQ2 marksNeeds review
A contour line joins locations having the same height above the mean sea level. The following is a contour plot of a geographical region. Contour lines are shown at 25 m intervals in this plot.
Diagram for Biotechnology question 65

The path from P to Q is best described by
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