If Keng worked for 30 minutes on monday, 15 minutes on Tuesday and 45 minutes on
Thursday, how long did he work in all that week? Show your answer in a fraction.

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine,t, the number lf tokens jason bought

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

What makes a trapezoid an isosceles trapezoid?