Sagot :
get the sum of 100 and 70 then multiply the answer to 7 and the over all answer is 1190 marbles
there are 84 marble in the box..
if you add the digits.. 8+4= 12
the number, which is 84 is 7 times the sum which is 12
84÷12 = 7..
if you add the digits.. 8+4= 12
the number, which is 84 is 7 times the sum which is 12
84÷12 = 7..