Melin has `14 a` picture cards. if each picture card costs `Rs. 3a b ,` determine the cost of picture cards possessed by Melin.

Fifteen post cards cost Rs2.25. What will be the cost of 36 post cards? How many postcards can we buy in Rs 45?

A dealer purchased 125 colour television sets. If the cost of each set is Rs.19820 ,determine the cost of all sets together.

If cards are sold at the rate of 5 for 50, what will be the cost of 6 dozen cards?

The cost price of 23 colour television sets is Rs. 570055. Determine the cost price of each TV set if each costs the same.

A bus stop is barricaded from the remaining part of the road, by using 50 hollow cones made of recycled card-board. Each cone has a base diameter of 40cm and height 1m. If the outer side of each of the cones is to be painted and the cost of painting is Rs. 12 per m^2 , what will be the cost of painting all these cones (U s epi=3. 14a n dsqrt(1. 04)=1. 02))

If the cost of 2 pencils and 3 erasers is Rs 14. Wheras the cost of 3 pencils and 5 erasers is Rs 22, then find the cost of one pencil and one eraser

From a pack of 52 playing cards jacks, queens, kings and aces of red colour are removed. From the remaining, a card is drawn at random. Find the probability that the card drawn is (i) a black queen (ii) a red card (iii) a ten (iv) a picture card (jacks, queen and kings are picture cards).

If the selling price of 8 greeting cards is equal to the cost price of 10 greeting cards gain or loss percent

Read the following information carefully and answer the questions given below: (i) There are five types of cards viz. A,B,C,D and E. There are three cards of each type. These are to be inserted in envelopes of three colours -Red, Yellow and Brown. There are five envelopes of each colour. (ii) B, D and E type cards are inserted in red envelopes A, B and C type cards are to be inserted in yellow envelopes and C, D and E type cards are to be inserted in brown envelopes. (iii) Two cards each of B and D type are inserted in red envelopes. Which of the following combinations of colour of the envelope and the number of cards is definitely correct in respect of E-type cards?