Question

a box contains 100000 tablets each weighing 20 mg what is the weight of the tablets in the box in both grams and kilograms

Answer 1

hi mate:;;

1mg =  500gm

&
1kg = 500gm

no. of tablets= 1,00,000
weight of 1 tablet = 20 mg

total wt. of the tablets= no. of tablets * wt. of 1 tablet
                                  = 1,00,000 * 20/500 grams
                                  =4000 grams             answer
                                  = 4 kilograms             answer

Answer 2

1 kilogram = 1000 gram

1 gram = 1000 milligram

1 kilogram = 1000×1000 = 1000000 milligram

weight of 1 tablet = 20 mg

number of tablets= 100000

Total weight = 100000×20 = 2000000 mg

in grams = 2000000÷1000

= 2000 gram

in kilograms = 2000÷1000

= 2 kilogram