I can confirm that a Mars bar cost exactly 2.5d circa 1963. That's two and half old pence. We still had pennies in those days. I think the farthing had only gone out of circulation a few years before.
7d
87348564753478934
10p
A nickel.
Usually about 50p for a Mars bar
3oz 85 cents
1972
In 1995, the average price of a Mars bar in the UK was around 40 pence. Prices could vary slightly depending on the retailer and location, but this was a typical cost for the chocolate bar during that time period.
the prince os a mars bar in the 50s was 6 pence or 2 1/2 p
In 1975, a chocolate Mars bar typically cost around 15 cents in the United States. Prices could vary slightly depending on the location and store, but this was the general price point for candy bars during that time.
Roughly $23 million dollars."it costs around the same as a packet of skittlesoh coz i thought it cost as much as a mars bar"
15 cents a nickel for a candy bar on 1960 and 35cents for the movie, 10 cents for popcorn.