# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 807 - 812 of 1128

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## Question 807

Mathematics
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### Question

MCQ▾

The daily sale of water (in liters) in a shop for six days is as follows:

15,20,22,36,50 and 25

The average daily sale is

### Choices

Choice (4)Response
a.47
b.22
c.32
d.28

## Question 808

Mathematics
Edit

### Question

MCQ▾

The average weight of sample of 12 apples is 60 g. Later it was found that the weighing machine had shown the weight of each apple 10 g less. The correct average weight of an apple is

### Choices

Choice (4)Response
a.70 g
b.60 g
c.55 g
d.50 g

## Question 809

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### Question

MCQ▾

The length and breadth of a rectangular hall are 0.8 m and 60 cm respectively. The distance between two opposite corners of the hall is

### Choices

Choice (4)Response
a.14.85 cm
b.100 m
c.14.85 m
d.100 cm

## Question 810

Edit

### Question

MCQ▾

If then the value of = ________

### Choices

Choice (4)Response
a.0
b.1
c.Cannot be determined
d.All of the above

## Question 811

Mathematics
Edit

### Question

MCQ▾

Which of the following figures have the rotational symmetry of order more than 1?

### Choices

Choice (4)Response
a.
b.
c.
d.All a. , b. and c. are correct

## Question 812

Edit

### Question

MCQ▾

The SI on a sum of money is of the principle and the number of years is equal to the rate percent per annum. Find the rate percent.

### Choices

Choice (4)Response
a.3%
b.4%
c.6%
d.5%