Sonya goes into a newsagent's. She buys 3 items. They cost £1.25, 45p and £2.50. Sonya uses her calculator to check the total cost. The calculator gives this answer. 4.2 Is this answer correct?

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.