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Trialand

ImprovementPractice

© T Madas

Find 2 consecutive prime numbers less than 50 which add up to 90 43 + 47 = 90

Find 2 consecutive odd numbers which add up to 76

37 + 39 = 76

Find 2 consecutive numbers which multiply to 812

28 x 29 = 812

© T Madas

Find 2 consecutive prime numbers less than 50 which multiply to 667 23 x 29 = 667

Find 2 consecutive even numbers which add up to 134

66 + 68 = 134

Find 3 consecutive numbers which multiply to 1320

10 x 11 x 12 = 1320

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Find 2 consecutive prime numbers less than 100 which add up to 128 61 + 67 = 128

Find 3 consecutive odd numbers which add up to 159

51 + 53 + 55 = 159

Find 3 consecutive even numbers which multiply to 5760

16 x 18 x 20 = 5760

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Find 3 consecutive prime numbers less than 100 which add up to 223 71 + 73 + 79 = 223

Find 3 consecutive odd numbers which add up to 237

77 + 79 + 81 = 237

Find 3 consecutive multiples of 3 which multiply to 812

27 x 30 x 33 = 26730

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Find a number whose square root doubled gives 42

2 x √441 = 42

Find a number that its square added to its cube gives 1872

122 + 123 = 1872

Find 2 consecutive numbers whose squares add up to 2813

372 + 382 = 2813

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Find a number whose square root halved and then multiplied by 5 gives 105 √1764 ÷ 2 x 5 = 105

Find a number that its square plus its square root gives 4104

642 + √64 = 4104

Find a number such that its square multiplied by its cube gives 537824 142 x 143 = 537824

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Find a number whose square root multiplied by its square gives 7776 √36 x 362 = 7776

Find a number that its square added to its cube gives 7.803

1.72 + 1.73 = 7.803

Find 2 numbers differing by 1 whose squares add up to 56.68

4.82 + 5.82 = 56.68

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Trialand

ImprovementQuick Test

© T Madas

Find 2 consecutive prime numbers less than 50 which add up to 90 43 + 47 = 88

Find 2 consecutive odd numbers which add up to 76

37 + 39 = 76

Find 2 consecutive numbers which multiply to 812

28 x 29 = 812

© T Madas

Find 2 consecutive prime numbers less than 50 which multiply to 667 23 x 29 = 667

Find 2 consecutive even numbers which add up to 134

66 + 68 = 134

Find 3 consecutive numbers which multiply to 1320

10 x 11 x 12 = 1320

© T Madas

Find 2 consecutive prime numbers less than 100 which add up to 128 61 + 67 = 128

Find 3 consecutive odd numbers which add up to 159

51 + 53 + 55 = 159

Find 3 consecutive even numbers which multiply to 5760

16 x 18 x 20 = 5760

© T Madas

Find 3 consecutive prime numbers less than 100 which add up to 223 71 + 73 + 79 = 223

Find 3 consecutive odd numbers which add up to 237

77 + 79 + 81 = 237

Find 3 consecutive multiples of 3 which multiply to 812

27 x 30 x 33 = 26730

© T Madas

Find a number whose square root doubled gives 42

2 x √441 = 42

Find a number that its square added to its cube gives 1872

122 + 123 = 1872

Find 2 consecutive numbers whose squares add up to 2813

372 + 382 = 2813

© T Madas

Find a number whose square root halved and then multiplied by 5 gives 105 √1764 ÷ 2 x 5 = 105

Find a number that its square plus its square root gives 4104

642 + √64 = 4104

Find a number such that its square multiplied by its cube gives 537824 142 x 143 = 537824

© T Madas

Find a number whose square root multiplied by its square gives 7776 √36 x 362 = 7776

Find a number that its square added to its cube gives 7.803

1.72 + 1.73 = 7.803

Find 2 numbers differing by 1 whose squares add up to 56.68

4.82 + 5.82 = 56.68

© T Madas