1 ) 68 packing containers of have commodity demand a shelf- length of 13. 6th m. Just how many bins of the same item would inhabit a shelf- length of 20. 4 meters? 2 . 10 men may dig 6th and 3/4� m long trench in a single day. Just how many men needs to be employed for searching 27m extended trench of the identical type in one day? 3. a hundred and twenty men had food conditions for two hundred days. After 5 times, 30 males die as a result of an pandemic. How long does the remaining meals last? four. A car may finish a specific journey in 10 several hours at the acceleration of 48km/hr. By just how much should its speed be increased so that it may take just 8 hours to cover similar distance? five. In a hostel of 50 girls, there are food provisions pertaining to 40 days. If 35 more ladies join the hostel, the length of time will these types of provisions last? � � 6. A worker is definitely paid Rs. 210 to get 6 days work. If his total income in the month can be Rs. 875, for how many would he operate? � 7. A educate 400m long is working at a speed of 72km/hr. Just how much time does it take to get across a telegraph post? eight. A teach 360m long is running at a speed of 45 km/hr. What time will it take to cross a 140m long bridge? on the lookout for. A train 210m extended took 12 seconds to a 80 m long tunnel. Get the speed in the train. 10. If your five men or 7 females can earn Rs 875 per day, just how much would twelve men and 5women make per day. 10. The cost of 16packets of sodium, each evaluating 900 g, is Rs 84. Locate the cost of 27packets of salt, each analyzing 1kg. 10. If 3persons can weave 168 shawls in 14 days, how various shawls will probably be woven by simply 8 folks in 5d ays? doze. If the cost of transporting 160kgof goods to get 125kmis Rs60. What will always be the cost of carrying 200kg of goods for 400km? 13. 6oxen or 8cows can graze a field in 28days. How much time would 9oxen and 2cows take to feed the same field? 14. six men functioning 8 hours a day, earn Rs 8400per week. What is going to be the earning a week of 9men who help 6hoursa day? 15. A fort had provision intended for 300men pertaining to 90days. After 20days, 50men left the fort. The length of time would the meals last additionally rate? � 1 . A great underground water tank with the shape of dice of part 7 meters. What will end up being its amount? 2 . And what will be amount of a box whose length 16 m, breadth 8 m and height is definitely 5 m? 3. The length, breadth and height of the room are 12 m, 10 meters, and 9m respectively. Locate the area of our surfaces of space? 4. The volume of a dice is 27a3. Find the size of its edge? 5. How much Aluminium linen will be instructed to make a container with lid in whose length is definitely 13 meters, breadth is 8 m and level is 5 m? six. The volume of a cube is 1331 cm3. Find the length of its edge? 7. The length of diagonal of a cube is definitely 17. 32 cm. Discover the volume of that cube? eight. Three cubes whose sides are 6th cm, almost 8 cm and 10 centimeter. They are melted and kind a dice. Find the amount of that cube? 9. Two cubes have got edge 10 m. Their particular edges have already been joined and form a cuboid. What is going to be the surface area of cuboid thus created? 10. The overall volume of a cube can be 512 cubic cm. Find the side of a cube? 14. A rectangular field 14 centimeter long, twelve cm large and 5 cm excessive is to be constructed with card-board. Find the area of card-board to create that container? 12. What will be the quantity of a cylindrical tank in whose radius is usually 7 centimeter and elevation is five cm? 13. How many solid spheres of� 2/3 cm radius can be made from a solid ball of 2 centimeter radius? 16. If the volume and surface area of a ball is numerically same after that what will be its radius? 15. The amount of a right circular cyndrical tube is 392 π cm3 and its level is almost eight cm. Find the radius?

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1 ) Verify Euler's formula pertaining to a) Sq . pyramid b) Pentagonal prism c) tetrahedron� 2 . The spot of a rhombus is comparable to the area of the triangle whose base as well as the corresponding altitude� are twenty four. 8 centimeter and of sixteen. 5 cm respectively. If one of the oblicuo of the rhombus is twenty-two cm, locate the length of the other diagonal. 3. The floor of a rectangle-shaped hall provides a perimeter 250m. If the cost of paining the four wall space at the� rate of Rs 12 per m2 is Rs 1500. Find the height in the hall. Ans: 3/5 meters = zero. 6m four. A room is usually half so long again since it is broad....