Juhi sells a washing machine for rs 13,500. She loses 20% in the bargain. What was the price at which she bought it?

Arun bought a car for rs3,50,000. The next year, the price went upto rs3,70,000. What was the percentage of price increase?

Read the following passage and answer the questions given at the end. A game booth at Diwali fair involves using a spinnerr first. Then if the spinner stops on an even number the player is allowed to pick a marble from a box. The spinner and the marbles in the box are represented in figure. prizes are given, when black marble is picked. shweta plays the game once. i] What is the probability that she will be allowed to pick a marble from the box? ii} Suppose she is allowed to pick a marble from the box, what is the probability of getting a prize, when it is given that the box contains 20 balls out of which 6 are Black?

If Meena gives an interest of rs 45 for one year at 9% rate p.a. What is the sum she has borrowed?

A lot consists of 144 ball pens of which 20 are defective and the others are good. Nuri will buy a pen if it is good, but will not buy if it is defective. The shopkeeper draws one pen at random and gives it to her. What is the probability that: (i) she will buy it? (ii) she will not buy it?

A lot consists of 144 ball pens of which 20 are defective and the others are good. Nuri will buy a pen if it is good, but will not buy if it is defective . The shopkeeper drawn one pen at random and gives it to her. What is the probability that She will not buy it ?

A lot consists of 144 ball pens of which 20 are defective and the others are good. Nuri will buy a pen if it is good, but will not buy if it is defective . The shopkeeper drawn one pen at random and gives it to her. What is the probability that She will buy it?

A part of monthly hostel charge is fixed and the remaining depends on the number of days one has taken food in the mess. When Swati takes food for 20 days, she has to pay Rs. 3,000 as hostel charges whereas Mansi who takes food for 25 days Rs. 3,500 as hostel charges. Find the fixed charges and the cost of food per day.

A manufacturer reckons that the value of a machine, which costs him Rs. 15625,will depreciate each year by 20%. Find the estimated value at the end of 5 years.