Maths Practice Question and Answer
8 Q:Direction: Study the double bar graph given below and answer the questions.
The average of the number of students participating in exhibition is:
3865 05d932291bc45ad7944d99fa0
5d932291bc45ad7944d99fa0- 148.75false
- 252.5true
- 345false
- 450false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "52.5"
Q: If $$ (3^{33}+3^{33}+3^{33})(2^{33}+2^{33})=6^x$$, the what is the value of x?
3859 05d71fa9124421948066491ce
5d71fa9124421948066491ce- 134true
- 235false
- 333false
- 433.5false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "34"
Q: In the given figure, DE‖BC and DE=1/3 BC if area of triangle ADE=20 sq. cm, then what is the area (in sq.cm) of the triangle DEC?
3849 05d70d78b9004b376a58c11e4
5d70d78b9004b376a58c11e4- 140true
- 260false
- 380false
- 4120false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "40"
Q: What is the average of the squares of the first 19 natural numbers?
3848 05f353ec5122f0b4ab91a3c34
5f353ec5122f0b4ab91a3c34- 1130true
- 2133.5false
- 3124false
- 4127.5false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "130 "
Q: Mr. Shankar spends 25% of his monthly salary on household expenditure, 20% of the remaining on children’s education, and the remaining is equally invested in three different schemes. If the amount invested in each scheme is Rs.5600, what is the monthly salary of Shankar ? 3842 05b5cc74fe4d2b4197774fb30
5b5cc74fe4d2b4197774fb30- 1Rs. 34000false
- 2Rs. 31245false
- 3Rs. 24315false
- 4Rs. 28000true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Rs. 28000"
Explanation :
Answer: D) Rs. 28000 Explanation: Let the monthly salary of Shankar be = Rs.xAmount invested on expenditure = 25% = x/4;Remaning amount = 3x/4;Amount invested on children education = 20% i.e = 3x/20;Remaining amount = 3x/4 - 3x/20 = 3x/5;Remaining amount invested in three different schemes i.e is 1/3(3x/5) => x/5 = 5600Therefore x = 28000Hence, Monthly salary of Shankar is Rs. 28,000.
Q: 5 men and 5 women earn Rs.600 in 3 days. 10 men and 20 women earn Rs. 3500 in 5 days. In how many days can 6 men and 4 women earn Rs. 1060?
3830 15f4f5ef082369c1d61194be9
5f4f5ef082369c1d61194be9- 15 daystrue
- 210 daysfalse
- 36 daysfalse
- 412 daysfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. " 5 days"
Explanation :
3 (5 M+5 W)=600
5( 10 M+ 20 W)=3500
Solving we can get:
M=18
W=26
So we can find
Days =1060/6M+4W=5 days
Q: In the given figure, PQR is an equilateral triangle and PS is the angle bisector of angle P. What is the value of RT : RQ?
3826 05d70d250d8eebc768d11541e
5d70d250d8eebc768d11541e- 11:2false
- 21:1true
- 32:1false
- 42:3false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "1:1"
Q: Ratio between the length and breadth of a rectangular field is 9:4. Rs.14400 are spent on the implantation of grass on this field. If the rate of implantation is Rs. 4 per meter square. What is the breath of the field? 3811 05d108bfa87e3540b926c1ba5
5d108bfa87e3540b926c1ba5- 138 mtrfalse
- 248 mtrfalse
- 342 mtrfalse
- 440 mtrtrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "40 mtr"
Explanation :
undefined