Do the ratios 3:6 and 27:54 form a proportion?

How many multiples of 5 are there between 1000 and 9999?

Is it possible to construct a cube with 2000 interlocking cubes? Justify your answer.

Which expression is equivalent to - 323? -3+23 -3-23 3-23 3+23

55% of 19.6 is what number?

Laura purchased a prepaid phone card for $25. long distance calls cost 8 cents a minute using this card. laura used her card only once to make a long distance call. if the remaining credit on her card is $22.04, how many minutes did her call last

Using cross multiplication, which of the following is the solution to 2 / (x-7) = 3 / (x-5) ? A.-31 B. 11 C.-11 D. 31

This is a very legitimate question ... 2 + 2 = ?

You have 3/10 and 5/6 pounds of sugar a recipes that you are making needs 1 1/2 pounds of sugar do you have enough how much sugar do you have?

Find the percent increase for 13 friends to 14 friends round to nearest percent if you can

ne Given vectors u and v, find (a) 3u (b) 3u + 2v (c) v-2u. ests (a) 3u (Type your answer in terms of i and j) nten ucce