Every (HARD) percentages SAT question

Описание: This video includes solution walkthroughs for every Problem Solving and Data Analysis question on the SAT online question bank that is listed under the skill "Percentages" and difficulty level Hard (3/3)

All questions can be found by searching for Math and then Problem Solving and Data Analysis at the following link:
https://satsuitequestionbank.collegeb...

Question IDs — timestamps — problem descriptions

954943a4 —0:00:30— Percent of daily allowance from x servings
1baffbcf —0:02:49— Identify percent decrease from an expression
65c49824 —0:03:18— Committee mix: teachers vs. admins (counts)
4aaa9c42 —0:06:03— Chained percents with sums; percent-of-a-number
0ea56bb2 —0:09:18— Project 2014 sales from related % increases
0231050d —0:12:37— Read % decrease from a line graph
993000da —0:14:41— Multi-step %s across variables; approximate ratio
1fbd3b67 —0:16:32— +% then −% change; net comparison
e635aede —0:18:12— Compound raises across years; overall factor
67c0200a —0:21:23— “x % less / y % more” → ratio
40e7a1a9 —0:22:51— “r% greater than” → solve for value/ratio
5267c3c7 —0:24:50— Increased-by-p% gives result; find p
55818046 —0:25:40— Two-group % difference from a contingency table
20845d36 —0:30:19— Compare % less/more quantities; how many times
86684ce9 —0:32:00— Increased-by-p% yields value; solve for p
623dbebb —0:33:37— Markup then discount; final price in $
2afd3cec —0:35:12— % removed leaves count; how many removed
2e92cc21 —0:36:54— +% then −% from base; compute ratio
ba0e23b0 —0:38:34— “p% greater than” → compute ratio/value
8c5dbd3e —0:40:30— Sequential +%/−%; find resulting relation
54cb53cf —0:42:36— Population factor then %; solve year index
3d73a58b —0:45:28— Wholesale→retail→discount; compute sale price
a0b165f8 —0:47:16— Reverse % increase to find initial count
040f2a84 —0:49:00— Sale is % off and % above cost; find cost
8213b1b3 —0:51:23— Max grams given % limit of mass
34f8cd89 —0:53:25— Nested fractions; % not in specific subset
25faa756 —0:55:37— “% greater” then “% less”; c as multiple of a
ad911622 —0:57:06— +p% then −q%; net % change overall
—1:00:10 SAT Math hard problem solving & data analytics percentages overall question topic summary

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