The value of -25+50-20+(-12) is -7.
Answer:
<h3>
<u>Step-by-step explanation:</u></h3>
A = ( -2, 1 )
B = ( 1, -1 )


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Answer:
Check whether the two ratios form a proportion or not: (i) 6 : 8 and 12 : 16; (ii) 24 : 28 ... 3. The first, third and fourth terms of a proportion are 12, 8 and 14 respectively. ... 5. If a : b = 4 : 5 and b : c = 6 : 7; find a : c. Solution: a : b = 4 : 5. ⇒ a/b = 4/5.
You divide 327,535,802 by 12,000 which comes out to 27294.6501667. Times <span>27294.6501667 by 9 and you've got your answer, which is A. 245652</span>