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प्रश्न
Raj and Ajay are very close friends. Both the families decide to go to Ranikhet by their own cars. Raj’s car travels at a speed of x km/h while Ajay’s car travels 5 km/h faster than Raj’s car. Raj took 4 hours more than Ajay to complete the journey of 400 km.
Which of the following quadratic equation describe the speed of Raj’s car?
विकल्प
x2 − 5x − 500 = 0
x2 + 4x − 400 = 0
x2 + 5x − 500 = 0
x2 − 4x + 400 = 0
MCQ
उत्तर
x2 + 5x − 500 = 0
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