Category: NCERT Solutions

NCERT Solutions For Class 9 Math Chapter – 13 Exercise – 13.4   Q1. Find the surface area of a sphere of radius: (i) 10.5 cm  (ii) 5.6 cm    (iii) 14 cm Solution:-   (i)  Read More

NCERT Solutions For Class 9 Math Chapter – 13 Exercise – 13.3   Q1. Diameter of the base of a cone is 10.5 cm and its slant height is 10 cm Find its curved surface Read More

1. A matchbox measures 4 cm×2.5cm×1.5cm. What will be the volume of a packet containing 12 such boxes? Solution: Dimensions of a matchbox (a cuboid) are l×b×h = 4 cm×2.5 cm×1.5 cm respectively Formula to Read More

1. The circumference of the base of cylindrical vessel is 132cm and its height is 25cm. How many litres of water can it hold? (1000 cm3= 1L) (Assume π = 22/7) Solution: Circumference of the Read More

1. Find the volume of the right circular cone with (i) radius 6cm, height 7 cm (ii) radius 3.5 cm, height 12 cm (Assume π = 22/7) Solution: Volume of cone = (1/3) πr2h cube Read More

1. Find the volume of a sphere whose radius is (i) 7 cm (ii) 0.63 m (Assume π =22/7) Solution: (i) Radius of sphere, r = 7 cm Using, Volume of sphere = (4/3) πr3 Read More

1. The blood groups of 30 students of Class VIII are recorded as follows: A, B, O, O, AB, O, A, O, B, A, O, B, A, O, O, A, AB, O, A, A, O, Read More

NCERT Solutions For Class 9 Math Chapter – 14 Statistics Exercise – 14.1 NCERT Solutions For Class 9 Math Chapter – 14  Statistics helps students in learning basic concepts of probability which is include in Read More

1. The following number of goals were scored by a team in a series of 10 matches: 2, 3, 4, 5, 0, 1, 3, 3, 4, 3 Find the mean, median and mode of these Read More

   NCERT Solutions For Class 9 Math Chapter – 15 Probability Exercise – 15.1 NCERT Solutions For Class 9 Math Chapter – 15 Probability helps students in learning basic concepts of probability which is include Read More