Questions by sumit

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The walls and ceiling of a room are to be plastered. The length, breadth and height of the room are 4.5 m, 3 m, and 350 cm respectively. Find the cost of plastering at the rate of Rs 8 per

asked Jan 18, 2022 in 8th-maths

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A running track has 2 semicircular ends of radius 63 m and two straight lengths. The perimeter of the track is 1000 m. Find each straight

asked Jan 18, 2022 in 8th-maths

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How many cubes each of side 0.5 cm are required to build a cube of volume 8 `cm^3`

asked Jan 18, 2022 in 8th-maths

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A truck carrying 7.8 `m^3` concrete arrives at a job site. A platform of width 5 m and height 2 m is being contructed at the site. Find the length of the platform, constructed from the amount of concrete on the

asked Jan 18, 2022 in 8th-maths

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Following graph shows a comparison of the approximate sale of items manufactured by a company for the first two years of its operation. In which year was there more stability in the sale ofitems?(iii) In which month the sale remains the same in both the

asked Jan 18, 2022 in 8th-maths

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The following graph shows the number of people present at a certain shop at different times. Observe the graph and answer the following questions. (a) What is the busiest time of day at the shop?(b) How many people enter the shop when it opens?(c) About how many people are

asked Jan 18, 2022 in 8th-maths

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A man started his journey on his car from location A and came back. The given graph shows his position at different times during the whole journey. (a) Which journey, forward or return, was of longer duration?(b) For how many hours did he not move?(c) At what time did

asked Jan 18, 2022 in 8th-maths

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As part of his science project, Prithvi was supposed to record the temperature every hour one Saturday from 6 am to midnight. At noon, he was taking lunch and forgot to record the temperature. At 8:00 pm, his favourite show came on and so forgot again. He recorded the data so collected on a graph sheet as shown below.(a) Why does it make sense to connect the points in this situation?(b)Describe the overall trend, or pattern, in the way the temperature changes over the time period shown on the graph.(c) Estimate the temperature at noon and 8

asked Jan 18, 2022 in 8th-maths

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The graph given below compares the price (in Rs) and weight of 6 bags (in kg) of sugar of different brands A, B, C, D, E, F. (a) Bag of which brand of sugar is the heaviest?(b) Which brands weigh the

asked Jan 18, 2022 in 8th-maths

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Sonal and Anmol made a sequence of tile designs from square white tiles surrounding one square purple tile. The purple tiles come in many sizes. Three of the designs are shown below.(a) Copy and complete the table Side Length of Purple 1 2 3 4 5 10 100 Number of white Tiles (b) Draw a graph using the first five pairs of numbers in your table.(c) Do the points lie on a

asked Jan 18, 2022 in 8th-maths

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We need __________ coordinates for representing a point on the graph

asked Jan 18, 2022 in 8th-maths

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The x-coordinate of any point lying on the y-axis will be

asked Jan 18, 2022 in 8th-maths

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Write the y-coordinate (ordinate) of each of the given

asked Jan 18, 2022 in 8th-maths

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Draw a graph for the radius and circumference of circle using a suitable scale.(Hint : Take radius = 7, 14, 21 units and so on)From the graph,(a) Find the circumference of the circle when radius is 42 units.(b) At what radius will the circumference of the circle be 220

asked Jan 18, 2022 in 8th-maths

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The graph given below shows the marks obtained out of 10 by Soniain two different tests. Study the graph and answer the questionsthat follow.(a) What information is represented by the axes?(b) In which subject did she score the highest in Test I?(c) In which subject did she score the least in Test II?(d) In which subject did she score the same marks in both the Tests?(e) What are the marks scored by her in English in Test II?(f) In which test was the performance better?(g) In which subject and which test did she score full

asked Jan 18, 2022 in 8th-maths

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Find the coordinates of the vertices of the given

asked Jan 18, 2022 in 8th-maths

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Plot a line graph for the variables p and q where p is two times q i.e,the equation is p = 2q. Then find.(a) the value of p when q = 3(b) the value of q when p =

asked Jan 18, 2022 in 8th-maths

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If 5 A + 25 is equal to B 2, then the value of A + B

asked Jan 18, 2022 in 8th-maths

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If AB xx B = 9B, then A = _________, B =

asked Jan 18, 2022 in 8th-maths

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If a number is divisible by 2 and 4, then it will be divisible by

asked Jan 18, 2022 in 8th-maths

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