91.Represent the following situation in the form of quadratic equation and find solutions. A train covers a distance of 300 km at a certain average speed. If its speed were increased by 5 km/hour, the journey would take 2 hour less.
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92.Represent the following situation in the form of quadratic equation and find solutions. We need to find the two consecutive natural numbers, the sum of whose square is 181.
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93.Represent the following situation in the form of quadratic equation and find solutions. The sum of a number and its square is 240.
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94.Represent the following situation in the form of quadratic equation and find solutions. The sides of a right-angled triangle are (x – 1), x and (x + 1).
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95.Represent the following situation in the form of quadratic equation and find solutions. The product of two successive multiples of 5 is 300.
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96.Represent the following situation in the form of quadratic equation and find solutions. Rs. 250 are divided equally among a certain number of children. If there were 25 children more, each would have received 50 paise less.
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97.Represent the following situation in the form of quadratic equation and find solutions. We need to know the two positive odd integers, sum of whose squares is 290.
98.Represent the following situation in the form of quadratic equation and find solutions. The sum of the squares of two consecutive natural numbers is 313. Find the numbers.
Solution not provided.
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99.Represent the following situation in the form of quadratic equation and find solutions. The sum of n successive odd natural numbers starting from 3 is 48.
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100.It is possible to find two consecutive integers whose product is 72. If so, find the integers.
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