10h 1
The diagram shows a triangle PQR.
The lengths of the sides are given correct to I decimal place,
P Р
6.6 cm
5.3 cm
(
R
a Work out the upper bound for the value of x.

Multiplying an even number of negative numbers gives an answer that is choose from:

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?