Questions by Daniil Shevelev

Questions by Daniil Shevelev

While the cookies were cooling, a kitchen assistant knocked over a cooling rack and spilled 1 2 % percent of the cookies onto the floor. Francois had to bake 36 more cookies to replace them. How many cookies

asked Jan 24, 2019

1 answer

4 votes

97.8k views

A cylinder has a length of 3.23 cm, a diameter of 1.75 cm, and a mass of 69.61 grams. (a) What is the density of the cylinder? (b) Based on its density, of what kind of material might it be made?

asked Dec 1, 2018

2 answers

1 vote

93.0k views

Which measure best represents the spread of the data shown below and what is its value? 10, 9, 8, 30, 7, 8, 9, 6, 7, 11 Mean absolute deviation; 4 Interquartile range; 3 Mean absolute deviation; 3 Interquartile

asked Jan 25, 2018

1 answer

5 votes

139k views

Factor this expression completely ab + 4 + a + 4b

asked Apr 5, 2017

1 answer

5 votes

199k views

The ratio of red marbles to blue marbles is 1/3. There are 24 marbles in all. How many red marbles and how many blue marbles are there?

asked Mar 3, 2017

2 answers

0 votes

160k views

Taking the speed of the radio signal as 3×108 m/s, calculate the time taken for a signal to reach a GPS receiver from a GPS satellite at a position 21 000 km distant from the receiver. Assume that the

asked Jan 19, 2017

1 answer

5 votes

166k views

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