Q138: Solve the problem.<br>-Sven can type 39 words
Q139: Solve the problem.<br>-Frank can type a report
Q140: Find the reciprocal.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Find the reciprocal.
Q141: Simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Simplify. - A)
Q142: Simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Simplify. - A)
Q144: Solve the equation.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Solve the equation.
Q145: Solve.<br>-The volume V of a given mass
Q146: Subtract. Simplify, if possible.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Subtract. Simplify,
Q147: Subtract. Simplify, if possible.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8504/.jpg" alt="Subtract. Simplify,
Q148: Find an equation of variation in which