A student's grade depends on her score on four equally-weighted exams. Her average on the first three exams is 92. What must she score on the fourth exam in order to guarantee a final average of at least 90?

A bag has 6 green marbles, 4 red marbles, 5 yellow marbles, and 3 purple marbles. What is the probability of choosing a purple marble? A. 1/6 B. 6/18 C. 3/20 D. 1/9

Aria paid $75,000 for her house. its property value increased by 2.2% per year. when aria sold her house after eleven years, how much was it worth, to the nearest hundred dollars? a. $133,700 b. $95,400 c. $95,300 d. $93,100

Martin's T-shirt drawer contains 8 black shirts, 8 white shirts, and 4 blue shirts. What is the probability that he will NOT randomly select a white shirt from the drawer?

The county animal park is shaped like a triangle. Two perpendicular sides of the park measure 2.3 miles and 3.4 miles. What is the area of the animal park? a. 3.91 mi² b. 5.7 mi² c. 7.82 mi² d. 11.4 mi²

A groundhog sitting on its hind legs is 18 inches high and casts a shadow 3 feet, 9 inches long. If a nearby tree casts a shadow 21 feet, 3 inches long, how tall is the tree?

Divide use partial quotations 6 divided by 258

At the movie theatre, child admission is $6.40 and adult admission is $9.70. On Monday, 155 tickets were sold for a total sales of 1180.10. How many adults tickets were sold that day?

Find the solution of 3.75x + 15 = 63.75

Find the interquartile range (IQR) of the data set of 0,0,0,1,2,2,4,5,7,8,10

Which statement about the system of linear equations is true? Examine the system of equations y = 2x-3, y = - 3 The lines have different slopes.