chetan

would an object weigh more or less if there were no atmosphere on earth

light from the sun takes approximately 8 minutes to reach earth. If the light travels at a speed of 3 x 10 raised to 8 meters / second, calculate to 3 significant figures the distance from the sun to the earth

Express in mathematics form the sum of four times a number and fourteen times its resiprcol is 15

2y-y+108=2y+y y+108=3y 108=3y-y 108=2y y=108/2 y=54 x=2y x=2X54 x=108