a,4/5 : x = 0,75-0,2                                                             b,x+x=1-1/2

           x=0,8:0,55                                                                    2x=1/2

           x=16/11                                                                          x=1/4

số khóm hoa cần trồng là

       (5,5+3,75).2 : 1/4=74(cây)

a,=2/3( 5/4-3/4)=2/3.1/2=1/3

b,=2.9/4-7/2=1

c,-3/4.(68/13+36/13)=-6

HE ASKED THE VILLAGERS HOW OFTEN EARTHQUAKES OCCURED IN THAT REGION

THEY TOLD ME THAT I COULD FIND A WIDE RANGE OF BEAUTY PRODUCTS IN OUR STORE

I THINK ROBOTS CAN'T REPLACE THE ROLE OF TEACHERS IN EDUCATION

PEOPLE STILL SEND LETTERS EACH OTHER BY 2050