during a science lab, Carina measured the mass of an object to be 23.4 grams. the actual mass turned out to be 22.5 grams. What was the percent error in Carina's measurement?

the united states presidential election of 1992 was the 52nd quadrennial presidential election. it was held on tuesday, november 3, 1992. democratic governor bill clinton of arkansas defeated incumbent republican president george h. w. bush, independent businessman ross perot of texas, and a number of minor candidates.

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69

number   5 i know this because savannah was the first capital and i took the test and all you have to do is look up a map of georgia savannah.

hey hope i can the answer is

1 battles of lexington and concord

2 battle of bunker hill  

3 battles of saratoga

4 battle of new york

5 battle of yorktown