Mathematics, 04.07.2020 22:01 jfjhbc
A wall is in the shape of a trapezium. The first level of the wall is made up of 50 bricks where as the top level has 14 bricks. If the levels differ from each other by 4 bricks, determine the number of;
(i)levels of the bricks.
(ii)bricks used to make the wall.
Answers: 3
Mathematics, 21.06.2019 17:30
Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10
Answers: 2
Mathematics, 21.06.2019 17:40
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
Mathematics, 21.06.2019 19:00
65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?
Answers: 1
Mathematics, 21.06.2019 19:00
Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !
Answers: 1
A wall is in the shape of a trapezium. The first level of the wall is made up of 50 bricks where as...
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