Please help quickly, if someone answers quickly I'll give them Simonne predicted that she would sell 99 picture frames. She actually sold 88 picture frames. What are the values of 'a' and 'b'? Round round to the nearest tenth if necessary.

Item-
Picture frames

Approximate value-
99

Exact value-
88

Error-
Blank

Absolute error-
Blank

Ratio-
a

percent error-
b

Possible answers:

1. a= 11/99; b= 11.1%

2. a= 11/88; b= 12.5%

3. a= 88/99; b= 88/99%

4. a= 11/11; b= 100%

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

See attachment below and find the equivalent of tan(∠qsr)