a digital photo on the screen of a smartphone is 5 cm wide and 6.5 CM high after Anshu pinches the screen to reduce the size of the photo the photo is dilated to 3 cm wide and 3.9 CM High what is the scale factor of the dilation.​

you never say the total so we cant find the percentage used for petrol

step-by-step explanation:

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)

a. 12.5 kg

step-by-step explanation:

f = ma

so

m = f/a = (2500 n)/(200 m/s²) = 12.5 kg

1 n = 1 kg·m/s²

what is the question?

step-by-step explanation: