From a batch of 13 students who had appeared in an examination, 4 students

were failed. The marks of passed students were 43, 57, 45, 61, 75, 64,53,50 and

40. Calculate median marks of all students.

The amount of money that Charlie saves each week is directly proportional to the amount he earns. Last week Charlie saved $32 on his earnings of $512. At the same rate, how much will Charlie save this week on his earnings of $448?

What would the value of "c" need to be to make this a perfect square trinomial? x^2-38x+c 38 76 361 - 76

Determine if the sequence is arithmetic. - 9, - 109, - 209, - 309

In the auditorium there are 27 red chairs and 63 blue chairs. what is the ratio of the number of red chairs to the number of blue chairs?

What is 4534 rounded to rhe nearest hundred

Product A is an 8oz bottle of cough medication that sells for $1.36. Product B is a 16-oz. bottle of cough medication that costs $3.20. which product has the lower unit price?

Put these in order, smallest first: 0.5 75% 2/3

Hannah went swimming after she woke up. It took Hannah 15 minutes to get ready to go swimming. She swam for 30 minutes and then sunbathed for 25 minutes. Then she talked on the phone with her friends for 35 minutes.

Sean has a job to tile a room 15 ft x 20 ft with 1 ft. square tiles. How many tiles does he need? A) 35 tiles B) 70 tiles C) 100 tiles D) 300 tiles

A leaf hangs from a branch 12 feet in the air. It falls to the ground at a rate of 0.25 feet per second. Which graph could represent the leaf's height in feet as a function of time, in seconds, after leaving the branch?