Question
The ratio of two numbers is 4:7. If each number is
decreased by 4, the ratio becomes 5:9. Find the smaller numbers.Solution
Let the two numbers be 4x and 7x. => (4x-4)/(7x-4) = 5/9 => 36x – 36 = 35x – 20 => x = 16 The smaller numbers = 4 × 16 = 64
When was USSD launched in India?
What does 'ctrl +esc' do?
What is the primary purpose of an operating system?
What is the purpose of a firewall in computer networks?
Which protocol is related to file transfer?
What does 'N' stand for in UMANG App?
What is online banking also called?
Which of the following is not needed for a UPI transaction?
What is the primary goal of computer security?
Which key starts a slide show in PowerPoint?