Use sine, cosine or tangent of your calculator.
e.g. Q.7
No . but she can buy 2 of the books but not all 3
Dis·tri·bu·tion<span>ˌdistrəˈbyo͞oSH(ə)n/</span>nounthe action of sharing something out among a number of recipients."she had it printed for distribution among her friends"<span>synonyms:<span>giving out, dealing out, doling out, handing out/around, issue, issuing, dispensation; <span>More</span></span></span><span>the way in which something is shared out among a group or spread over an area."changes undergone by the area have affected the distribution of its wildlife"<span>synonyms:<span>dispersal, dissemination, spread; <span>More</span></span></span>the action or process of supplying goods to stores and other businesses that sell to consumers.</span>
it went up: 375 *5 = 1875 feet total
it went down: 225 *6 = 1350 feet total
1875-1350 = 525
it is 525 feet above the ground