Out of 400 students in 6 grade, 256 passed. What percent of the students passed the test?

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.