Question 841732: I have exam tomorrow. Please help me tutors.
1)AOB is a straight line. Find z if x=35 degrees and y=2x.
2)Angles x and y are adjacent. State whether their exterior arms are in a straight line when,
I) x=112 degrees and y=62 degrees
3)1200 soldiers in a fort had enough food for 28 days. After 4 days, some soldiers were sent to another fort and thus, the food lasted for 32 more days. How many soldiers left the fort?
4)if 5 men or 7 women can earn $525 per day, how much would 7 men and 13 women will earn per day?
5) If 8 labourers can earn $9000 in 15 days, how many labourers can earn $6300 in 7 days?
6) Three workers working 8 hrs a day type a document in 10 days. If only 2 typists are working, how many hours a day should they work to finish the job in 12 days.
7) Anshul scored 98 out of 100 in maths, 92 out of 100 in science, 114 out of 150 in Hindi and 44 out of 50 in history.
A) in which subject is his performance best?
B)in which subject is his performance worst?
C)what is his aggregate percentage?
8) In an exam, 1/4 of the students failed both in English and maths, 35% students failed in maths and 30% failed in English.
i)Find the percentage of students who failed in any of the subjects.
ii)Find the number of students who passed in both the subjects.
iii)if the number of students who failed only in English was 25, find the total number of students?
9)((-2)cube)square+5-cube / 5 to the power minus 5 -(-1/2)to the power 0. Write it in exponential form.
10)(-3xzsquare/2ysquare)to the power minus cube. Simplify.
Thank you! Please answer this dear tutors or I risk failing in my exams.
Answer by fcabanski(1391)   (Show Source):
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