英语翻译99.410.Carol'sage,inyears,canbeexpressedbyreversingthedigitsinherfather'sage,inyears.Thesumofthedigitsineachageis10.23.Approximatelyhowmanymilliondollarsmoredidthewolessalesectorcontributetotheartsin1

Question

英语翻译
99.4
10.Carol's age,in years,can be expressed by reversing the digits in her father's age,in years.The sum of the digits in each age is 10.
23.Approximately how many million dollars more did the woles sale sector contribute to the arts in 1988 than in 1991
我现在碰到长句子再加几个不认识的单词就翻译不过来了,快考试了,请教教我数学怎么复习啊(主要目的),感激不尽!

Answer 1

10 C的年龄是她爸爸的年龄的个十位调换,爸爸的年龄每个位相加是10,C的年龄每个位相加也是10,例如爸爸64岁,C年龄是46岁.
23 大概约算一下,1988年比1991年多卖了多少.
只能做题啊,我也常常翻译不过来,不要急,多练就好了