What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ?

Number System
What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ?

75

78

76

77

75

78

76

77

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Number System
Subtracting 30 from a number, the remainder is one fourth of the number. Find the number?

30

22 1/2

40

45

30

22 1/2

40

45

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Number System
When the square of a number is substracted from (68)², the answer so obtained is 2508. What is the number ?

44

47

45

46

44

47

45

46

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Number System
What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3?

43983

43883

43893

70983

43983

43883

43893

70983

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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.

50

12.5

75

25

50

12.5

75

25

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Number System
If the sum of five consecutive even numbers A, B, C, D and E is 130, what is the product of A and E ?

840

720

780

660

840

720

780

660

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Number System

Number System What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ?

Number System Subtracting 30 from a number, the remainder is one fourth of the number. Find the number?

Number System When the square of a number is substracted from (68)², the answer so obtained is 2508. What is the number ?

Number System What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3?

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 If the sum of five consecutive even numbers A, B, C, D and E is 130, what is the product of A and E ?

Number System
What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ?

Number System
Subtracting 30 from a number, the remainder is one fourth of the number. Find the number?

Number System
When the square of a number is substracted from (68)², the answer so obtained is 2508. What is the number ?

Number System
What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3?

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
If the sum of five consecutive even numbers A, B, C, D and E is 130, what is the product of A and E ?