Jimmy has 317 of feet of chord for his science experiment. James has 3/5 feet of chord for his science experiment as well. (a) How many feet of
chord do they have altogether? (b) Who has more chord, Jimmy or
James? Help please

(a)317 and 3/5 (b) jimmy

Step-by-step explanation:

(a) 317 and 3/5 because i plus there chord both (b) no explanation cause jimmy has mire chord than james

A.317 3/5

B.jimmy

Step-by-step explanation:

sana Po makatulong

a 4/6 = 9/12   not proportional

step-by-step explanation:

to find which are not proportional, we can use cross products

if it is true, they are proportional.   if it is not true, they are not proportional.

a 4/6 = 9/12

4* 12 = 6*9

48 = 54

not this is not proportional  

b 2/3 = 12/18  

2* 18 = 3 * 12

36 = 36

this is proportional

c 5/4 = 10/8  

5*8 = 4*10

40 = 40

this is proportional

d 7/5 = 35/25

7*25 = 5 * 35

175 = 175

is proportional

step-by-step explanation:

a and d