Math, asked by jk548240, 1 year ago

find the no.of coins,1.5cm in diameter and 0.2 com thick,to be melted to form a right circular cylinder of height 10 cm and diameter is 4.5 cm.find volumes of both

Answers

Answered by Anonymous

let there be n no. of coins...according to the question.. volume of n of coins =volume of the right circular cylinder... so...22/7x15/20x15/20xn=22/7x45/20x45/20x10 => n=450...so..volume of coins= volume of circular cylinder =159.107 cubic cm

fanofvk: nice ans

fanofvk: welcome

fanofvk: hii

fanofvk: fine

fanofvk: u?

fanofvk: ur name

Previous Question

Next Question

Similar questions

English, 7 months ago

if i were a bird...add main clause Its urgent...

Biology, 7 months ago

Write a brief note on COVID-19. Don't spam. Good answers will be marked as brainliest ✌️✌️✌️...

Biology, 7 months ago

which statement about sex cells is correct? 1) sperm are male gametes; 2) ova are male gametes; and 3) sperm are female gametes? ❤...

Math, 1 year ago

Experts please help .... question - Raju was fascinated by a new car and he wanted to buy it but he did not have enough money.His father offered him 1/2 of the price.And so his mother offered 1/2 of the remaining.His brother also offered half of the remaining .His sisteroffered the other half of of remaining .And his friend also gave half of the remaining. Hefound that he had with him RS20,000...

Physics, 1 year ago

Why is a rainbow always curved??

Environmental Sciences, 1 year ago

Fill in the blanks : (a) The hotness of an object is determined by its __________. (b) Temperature of boiling water cannot be measured by a _____________ thermometer. (c) Temperature is measured in degree ______________. (d) No medium is required for transfer of heat by the process of __________. (e) A cold steel spoon is dipped in a cup of hot milk. It transfers heat to its other end by the...

Environmental Sciences, 1 year ago

A car moves with a speed of 40 km/h for 15 minutes and then with a speed of 60 km/h for the next 15 minutes. The total distance covered by the car is: (i) 100 km (ii) 25 km (iii) 15 km (iv) 10 km NCERT Solutions for Class 7th Science Chapter 13 Motion and Time Page 157 Exercise Question 10...

Environmental Sciences, 1 year ago

Explain why holes are made in hanging banners and hoardings. NCERT Solutions for Class 7th Science Chapter 8 Winds, Storms and Cyclones Page 92 Exercise Question 5...