At the end of his shift, bruno had $340 worth of tips all in $10 and $20 bills .if he had two more $20 bills than $10 bill .how many of each bill did bruno have

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.