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CBSE Questions for Class 7 Maths Perimeter And Area Quiz 4 - MCQExams.com

A circular grassy plot of land, 42 m in diameter, has a path 3.5 m wide running around it on the outside. Find the cost graveling the path at Rs 4 per square meter.
  • Rs2002
  • Rs2003
  • Rs2004
  • Rs2000
The sides of a triangle are (3p 4) cm, (2p 5) cm and (2p + 5) cm. Which of the following expressions gives its perimeter?
  • (7p 4) cm
  • (5p + 5) cm
  • 5p 7 cm
  • 7p + 4cm
In fig. 3, the area of the shaded region is :

83774.PNG
  • π(r1+r2)
  • π(r21+r22)
  • π(r1r2)
  • π(r22r21)
If the base of a parallelogram is 8 cm and its altitude is 5 cm, then its area is equal to
  • 15 cm2
  • 20 cm2
  • 40 cm2
  • 10 cm2
  • Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
  • Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
  • Assertion is correct but Reason is incorrect
  • Assertion is incorrect but Reason is correct
If a circular grass lawn of 35 m in radius has a path 7 m wide running around it on the outside, then the area of the path is
  • 1450 m2
  • 1576 m2
  • 1694 m2
  • 3368 m2
A pond that is 100 m in diameter is surrounded by a circular grass walk that is 2 m wide. How many square meters of grass is there for the walk?
  • 98π
  • 100π
  • 102π
  • 204π
Find the area of a circular ring formed by two concentric circles whose radii are 5.7 cm and 4.3 cm respectively (Take  π=3.1416)
  • 43.98 sq. cm
  • 53.67 sq. cm
  • 47.24 sq. cm
  • 38.54 sq. cm
If the radius of a circle is 7π cm, then the area of the circle is equal to
  • 49πcm2
  • 154πcm2
  • 154cm2
  • 49cm2
A track is in the form of a ring whose inner circumference is 352 m and the outer circumference is 396 m. The width of the track is:
  • 44 m
  • 14 m
  • 22 m
  • 7 m
If area of circular field is 6.16 m2, then its diameter will be
  • 6.8 m
  • 2.8 m
  • 12 m
  • 6.84 m
A circular grassy plot of land, 42 m in diameter, has a path 3.5 m wide running round it on the outside. Find the cost of gravel ling the path at Rs. 4 per square metre.
  • Rs. 2002
  • Rs. 2003
  • Rs. 2004
  • Rs. 2000
A certain right angled triangle has its area numerically equal to its perimeter. The length of its each side is an even integer. What is the perimeter?
  • 24 units
  • 36 units
  • 32 units
  • 30 units
The adjacent sides of a parallelogram are 10 cm and 12 cm. The diagonal joining the ends of these sides is 14 cm. Its area is
  • 486 cm2
  • 485 cm2
  • 483 cm2
  • none of these
The circumference of a circular ground is 88 metres. A strip of land, 3 metres wide, inside and along circumference of the ground is to be levelled. What is the budgeted expenditure if the levelling costs Rs. 7 per square metre?
  • 1050
  • 1125
  • 1325
  • 1650
A flooring tile has the shape of a parallelogram whose base is 24cm and the corresponding height is 10cm. How many such tiles are required to cover a floor of area 1080 m2
  • 20000
  • 35000
  • 45000
  • 65000
The cost of fencing a circular field at the rate of Rs.240permetre is Rs.52,800 . The field is to be ploughed at the rate of Rs.12.50perm2. Find the cost of ploughing the field.
  • Rs.48,125
  • Rs.38,125
  • Rs.10,125
  • Rs.11,125
The circumference of a circular field is 308m . Find its area.
  • 7546m2
  • 6546m2
  • 7046m2
  • 7846m2
The diameter of a circle is 28cm. Find its area.
  • 616cm2
  • 516cm2
  • 116cm2
  • 216cm2
The diagram, given below, shows two paths drawn inside a rectangular field 80 m long and 45 m wide. The widths of the two oaths are 8 m and 15 m as shown. Find the area of the shaded portion.
196074.jpg
  • 1195m2
  • 8895m2
  • 1155m2
  • 1895m2
Find the length and the breadth of the lawn.
196098.jpg
  • 26 m and 10 m
  • 35 m and 12 m
  • 41 m and 16 m
  • 49 m and 18 m
The shaded portion of the figure, given along side,shows two concentric circles.
If the circumference of the two circles are 396cm and 374cm, find the area of the shaded portion.

187987_d81918329c4b480b8f673d77264b571d.png
  • 1347.5cm2
  • 1047.5cm2
  • 2347.5cm2
  • 1247.5cm2
The area of a circle is 394.24 cm2.  What is  the radius of the circle ?
  • 11.2cm
  • 12.1m
  • 13.5m
  • 15.0m
The circumference of a circular field is 308m, Find its Area.
  • 7050m2
  • 7546m2
  • 7946m2
  • 8129m2
The diameter of a circle is 28cm. Find its circumference
  • 32cm
  • 48cm
  • 88cm
  • 98cm
A floor which measures 15m×8m is to be laid with tiles measuring 50cm×25cm. Find the number of tiles required.
Further, if a carpet is laid on the floor so that a space of 1 m exists between its edges and the edges of the floor, what fraction of the floor is uncovered.
  • 960;720
  • 860;207
  • 760;713
  • 660;715
The radii of two circles are 25 cm and 18 cm. Find the radius of the circle which has a circumference equal to the sum of the circumference of these two circles.
  • 43 cm
  • 12 cm
  • 34 cm
  • 40 cm
The area enclosed by the circumferences of two concentric circles is 346.5cm2. If the circumference of the inner circle is 88 cm, then the radius of the outer circle is
  • 88 cm
  • 17.5 cm
  • 35 cm
  • 9.3 cm
The diameter of a circle is 28cm. Find the one-fourth of its area.
  • 389cm2
  • 512cm2
  • 616cm2
  • 154cm2
Area of the shaded region is
272112_990ede264f734d1db1053edfc07b6166.png
  • 96 m2
  • 15 m2
  • 81 m2
  • 111 m2
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