The jayden family eats at a restaurant that is having a 15% discount promotion. their meal costs $78.39, and and they leave a 20% tip. if the tip applies to the cost of the meal before the discount, what is the total cost of the meal? round your intermediate calculations and answer to the nearest cent.

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

The table below shows the approximate masses of a dust particle and a grain of pollen. dust particle 0.000000778 g grain of pollen 0.00000000155 g the mass of a dust particle can be estimated and written in the form a × 10^b, where a = 8 and b = the mass of a grain of pollen can be estimated and written in the form a × 10^b, where a = 2 and b = based on the estimates, the mass of a dust particle is approximately blank times larger than the mass of a grain of pollen.

Which of the following segments is a diameter of o?