CBSE Class 10 Maths (Standard) 2022 · Paper 30/3/1 · Question 14
John planned a birthday party for his younger sister with his friends. They decided to make some birthday caps by themselves and to buy a cake from a bakery shop. For these two items, they decided the following dimensions :
Cake : Cylindrical shape with diameter 24 cm and height 14 cm.
Cap : Conical shape with base circumference 44 cm and height 24 cm.
- (a)How many square cm of paper would be used to make 4 such caps ?[2]
- (b)The bakery shop sells cakes by weight ( kg, 1 kg, kg, etc.). To have the required dimensions, how much cake should they order, if 650 cm equals 100 g of cake ?[2]
Answer
(a) cm of paper for 4 caps. (b) Cake volume cm g, so they should order a 1 kg cake.
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