A photograph measuring 5 cm by 7 cm is enlarged in the ration of 7:5. What is new length and width of the picture ?

A ) 7 cm by 9 cm

B ) 7.6 cm by 9.8 cm

C ) 7 cm by 9.8 cm ✅

D ) 7 cm by 8.8 cm

Explanation: Enlarge ratio = 7/5 new length = 5*7/5=7 cm New width = 7*7/5=49/5=9.8 cm
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