or

Email, Mobile or Username:

Password:

Remember Me

Forgot password?

Don't have an account? Register

One copy machine can make 20 copies a minute, and a second copy machine makes 15 copies a minute. If the two copies work together, how long would it take them to make 2100 copies?

Created: 2 years ago | Updated: 2 years ago

Updated: 2 years ago

60 minutes

105 minutes

122 minutes

140 minutes

খুলনা বিশ্ববিদ্যালয় C ইউনিট উচ্চতর গণিত সমতলে বস্তুকণার গতি (Motion of particles in a plane)

Des

206

No description found.
Earn by contributing to add descriptions.

উচ্চতর গণিত

Please, contribute to add content.