exam Maths Puzzle Numerical Ability

Bob invested $22,000, part at 18% and part at 14%. If the total interest at the end of the year is $3,360, how much did he invest at 18%?

Read Solution (Total 0)

exam Other Question

An auto mechanic has 300mL of batter acid solution that is 60% acid. He must add water to this solution to dilute it so that it is only 45% acid. How much water should he add? Monohybrid Crosses with Incomplete Dominance-Genetic problems:
Red and white coat colors in Shorthorn cattle are due to a pair of alleles, which when heterozygous produce a roan c