If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is:

Number System
If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is:

28

180

12

160

28

180

12

160

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Number System
(12.11)2 + (?)2 = 732.2921

20.2

24.2

14.2

17.2

20.2

24.2

14.2

17.2

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Number System
The cost of 87 pens and 29 pencils is `783. What is the cost of 90 pens and 30 pencils ?

Rs. 800

Rs. 810

Rs. 830

Rs. 820

Rs. 800

Rs. 810

Rs. 830

Rs. 820

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Number System
The sum of the digits of a two-digit number is 12, and the difference between the number and the number obtained by interchanging the two digits of the number is 18. Find the number.

12.5

50

75

25

12.5

50

75

25

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Number System
75% of 250 - ?% of 380 = 54.5

33

31

39

35

33

31

39

35

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Number System
In how many different ways can the letters of the word 'LEASE' be arranged ?

80

None of these

40

60

80

None of these

40

60

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Number System

Number System If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is:

Number System (12.11)2 + (?)2 = 732.2921

Number System The cost of 87 pens and 29 pencils is `783. What is the cost of 90 pens and 30 pencils ?

Number System The sum of the digits of a two-digit number is 12, and the difference between the number and the number obtained by interchanging the two digits of the number is 18. Find the number.

Number System 75% of 250 - ?% of 380 = 54.5

Number System In how many different ways can the letters of the word 'LEASE' be arranged ?

Number System
If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is:

Number System
(12.11)2 + (?)2 = 732.2921

Number System
The cost of 87 pens and 29 pencils is `783. What is the cost of 90 pens and 30 pencils ?

Number System
The sum of the digits of a two-digit number is 12, and the difference between the number and the number obtained by interchanging the two digits of the number is 18. Find the number.

Number System
75% of 250 - ?% of 380 = 54.5

Number System
In how many different ways can the letters of the word 'LEASE' be arranged ?