Question

14 cm and emains and the ne area nd the n. It is readth 13. Scooter charges consist of fixed charges and remaining depending upon the distance travelled in kms. If a person travels 12 km, he pays $45 and for travelling 20 km, he pays 373. Express the above statements in the form of simultaneous equations and hence find the fixed charges and the rate per km. 14 A part of monthly expenditure of a family is constant and the remaining varies with the price of wheat. When the price of wheat is 880 per quintal, the total monthly expenditure is 76,000 and when it is 1,000 per quintal, the total monthly expenditure is 6360. Find the total monthly expenditure of the family when the cost of wheat is 1200 per quintal (Assuming the consumption of wheat to be same). 15. A man travels 370 km partly by train and partly by car. If he covers 250 km by train and the rest by car, it takes him 4 hours. But if he travels 130 km by train and the rest by car, he takes 18 minutes longer. Find the speed of the train and that of the car. eter of iginal quare d the e the h by
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Answer 1

Answer:

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Step-by-step explanation:

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