A restaurant manager is purchasing blue and red cups that come in three sizes: small, medium, and large. The small cups cost $0.07, the medium cups cost $0.09, and the large cups cost $0.10, regardless of color. The table shows the quantity of each size and color of cup. Use matrices to find
the total amount of the purchase.

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

c

-by-step explanation:

it would be c