Garcia is currently spending his entire lunch budget on 3 sodas and 4 hot dogs. At his current level of consumption, Garcia's marginal utility for sodas is 5 utils and his marginal utility for hot dogs is 10 utils. In order to maximize his total utility, Garcia should

ANSWER: maintain his current level of consumption if the price of soda i $1 and the price of a hot dog is $2

I need an explannation on why this is correct