1992
Multiply by 0.80. Example: 200 x 0.80= 160.
1770
240/x = 160/x -20 Multiply all terms by x: 240 = 160 -20x Subtract 160 from both sides: 80 = -20x Divide both sides by -20 to find the value of x: x = -4
MDCCLXX = 1770
160 - 21% = 126.4
The answer is 120, all you have to do is multiply 160 with .25 then subtract 160 from 40 which should be your answer and you will end up with -120, but ignore the negative sign.
1992
You are 40.
160
Multiply by 0.80. Example: 200 x 0.80= 160.
The answer is 144 There is an easy way to work it out. 160 subtract 128 = 32. 32 divided by 2 = 16. 128 plus 16 = 144.
Literal answer : 240 grams. A box with dimensions of 160 cm is just a line with no width nor height. For a box with a volume of 160 cm cubed : just subtract 160 from 240.
1770
240/x = 160/x -20 Multiply all terms by x: 240 = 160 -20x Subtract 160 from both sides: 80 = -20x Divide both sides by -20 to find the value of x: x = -4
Many died in 1770.
MDCCLXX = 1770