# IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 956 - 962 of 968

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## Question 956

### Question

MCQ▾

If , , , , , and , then which one of the operations is incorrect?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 957

### Question

MCQ▾

In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.

### Choices

Choice (4)Response

a.

QQRPP

b.

RPQPR

c.

RQQPR

d.

QRQRP

## Question 958

### Question

MCQ▾

Find the missing term.

### Choices

Choice (4)Response

a.

10

b.

12

c.

14

d.

13

## Question 959

### Question

MCQ▾

A number 40 is divided into four parts that are in A. P. such that the product of the first and fourth is to the product of the second and third is 2: 3. Find the lowest part.

### Choices

Choice (4)Response

a.

2

b.

10

c.

4

d.

6

## Question 960

### Question

MCQ▾

If the zero of the quadratic polynomial is 5, then the value of k is ________

### Choices

Choice (4)Response

a.

-35

b.

-18

c.

64

d.

-38

## Question 961

### Question

MCQ▾

If in a certain language NOTEBOOK is coded as 13624338 and WRITE is coded as 57962, then the ROBOT code is ________

### Choices

Choice (4)Response

a.

73436

b.

74336

c.

73463

d.

74363

## Question 962

### Question

MCQ▾

If 1 man or 2 women or 3 boys can do a piece of work in 99 days, then the same piece of work will be done by 1 man, 1 woman and 1 boy in ________

### Choices

Choice (4)Response

a.

81 days

b.

94 days

c.

39 days

d.

52 days