Question

(iv) The taxi charges in a city consist of a fixed charge together with the charge for the
distance covered. For a distance of 10 km, the charge paid is Rs 105 and for a
journey of 15 km, the charge paid is Rs 155. What are the fixed charges and the
charge per km? How much does a person have to pay for travelling a distance of
25 km?
(v) A fraction becomes - .if 2 is added to both the numerator and the denominator
IF, 3 is added to both the numerator and the denominator it becomes - Find the
fraction.
9
(vi) Five years hence, the age of Jacob will be three times that of his son. Five years
ago, Jacob's age was seven times that of his son What are their presentes
34.2 Elimination Method
Now let us consider another method of eliminating (ie, removing) one variable. This
is sometimes more convenient than the substitution method. Let us see how this method
works.​

Answer 1

Answer:

(iv)RS. 255   For 25 km

(vi) 10 yrs = son's age

    40 yrs =jacob's age

Step-by-step explanation: