Answer:
the quantity demanded for cereals will increase by 6%
Explanation:
as the consumer increase their consumption base on a higher income, a 10% increase in the consumer income will translate to a 6% in the quantity of cereals. That's because we know that:
Δcereals / Δincome = income elasticity
Δcereals / 10% = 0.6
Δcereals = 10% x 0.6 = 6%