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ssb - NDA- SAINIK- RIMC- RMS ENTRANCE coaching WWW.SSBCOACHING.COM 094437 20076 v If 2 apples each weight 150 grams cost Rs.15, what would be the cost of 2 and 3/4 kg of apples? This is an application based question. ( Unitary Method) Q.No Step Q Remarks 1 Step: 1 What is the data given in the Problem Cost of 2 apples each weight 150 grams cost Rs. 15 Deduction : total weight of apples= 300 grams 300 grams cost Rs. 15 Step 2 To find the cost of 2 ¾ kg of apples Step 3 Is any conversion required? Yes convert kg into grams Because the question asks for cost Step 4 Formula Unitary Method, find the cost of 100 grams and multiply with the cost of 2750 grams 100 grams ------ Rs. 5 2750 grams------X 1

ssb - sainik- rimc - rms entrance coaching Academy call 094437 20076 www.sainikrimc.com Mathematics Test – Sainik School Revision- 10 marks  Part III Questions 1. Find the % of loss or gain when an item was purchased for Rs.80, a repair of Rs.10 was done and packing charges was Rs.10.  If his Selling price was Rs.7.50 more than CP. 2. Find the number of tiles required to cover the entire floor of 8 m long and 4 m broad, if the measurement of the tile is 16 cm and 8 cm 3. Find the Amount earned on an investment of Rs. 8765 invested for 146 days at 12.5 % SI 4. A cycle tyre has a diameter of 42 cm, if it makes 2000 rotation. How many km will it travel? 5. Find the length of a train in metres, if the train crosses a pole in 12 sec and its speed was 72 km/ hr 6. If A can do a job in 10 days, and B can do the same job in 5 days. How long will they be able to complete a job if they work together on a job that was done by B alone in 40 days? 7.  A