Which of the following expressions are equivalent to (6.2+6.2)+9.4

a and e

Step-by-step explanation:

(6.2 + 6.2) + 9.4 = 21.8

6.2 + (6.2 + 9.4) = 21.8

-(-6.2 + 6.2) + 9.4 = 9.4

-(6.2 + 6.2) + 9.4 = -3

6.2 - (-6.2 - 9.4) = 21.8

£56

step-by-step explanation:

u divide 24 by 3 and u get 8 so if u do 8 time 7 or 8+8+8+8+8+8+8 u get 56 and 56 divided by 7 is 8.

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

pls mark as brainliest.