A shopkeeper sells two items for 10 million each he looses 20% on an item and gains 20% on another item what is the loss or gain%

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years