Questions LLC
Login
or
Sign Up
Ask a New Question
Questions
Mathematics
A golden ring is 20mm in diameter and has a 14mm hole in the middle. What is the area of the ring? [Take π=22/7].If 1mmsquare of gold costs 5gh, calculate the cost of the ring
1 answer
a = π(10^2 - 7^2) mm^2
cost = a*5
You can
ask a new question
or
answer this question
.
Related Questions
A commonly used method of fastening one part to another part is called "shrink fitting." A steel rod has a diameter of 2.0046
A steel block 200mm*20mm*20mm is subjected to a tensile force of 40kn in the direction of its length.Determine the change in
A ball and a thin plate are made from different materials and have the same initial temperature. The ball does not fit through a
A golden wedding ring is 20mm in diameter and has a 14mm hole in the middle
A. What is the area of the ring B. What is the cost
an iron of diameter 4 cm at 25 degree and a cylinder of diameter 4.002 cm is made of the same material at the same temperature.
a cylinder of diameter 1cm at 30degree celcius is to slid into a hole on a steel plate. the hole has a diameter of 0.9997 cm at
Alicia's cheapskate boyfriend gave her a ring he claims is 24 carat gold. Alicia is skeptical. After chem class the next day she
A proposed space station includes living quarters in a circular ring 46.5 m in diameter. At what angular speed should the ring
A ring has an outsdie diameter of 3.85cm and an inside diameter of 2.63cm.Calculate its area?
A golden ring is 20mm in diameter and has a 14mm hole in the middle.i). What is the area of the ring[Take π=22/7].ii.) If
