Question

15a²+4b²/15a²-4b²=47/7, then what is the value of a/b ? *
1 point
A)1/2
B)1/3
C)3/5
D)4/7
22)If a:b=5:3, then what is the value of (3a+2b):(3a-2b) ? *
1 point
A) 7:3
B) 3:7
C) 5:1
D) 4:1
23) What is the value of x, if (x²+1) / (x²-1)=5/4 ? *
1 point
A)9/4
B)4/3
C)3
D)9
24) What is the value of (1/x-1/y), if 6/x-3/y=10 and 2/x+5/y=6 ? *
1 point
A)1
B)2
C)-2
D)-1
25) What is the solution of the equation x/3+y/4=4 and x/2-y/4=1 . *
1 point
A)(6,8)
B)(1,1)
C)(3,4)
D)(4,-3)
26) If 4x+3y/4x-3y=43/13, then what is the value of x/y. *
1 point
A)5/7
B)7/5
C)6/5
D)5/6
27) ₹360 were distributed among Ashok,Ashish and Amit in the ratio of 2:3:4. What amount did Ashish get ? *
1 point
A)80
B)120
C)90
D)160
28) What is the solution of the equation x+y=15 and y=2x+3. *
1 point
A)(11,4)
B)(4,11)
C)(10,5)
D)(5,10)
29) The ratio of two numbers is 4:7. If their sum is 319, then what are the numbers ? *
1 point
A)112 and 207
B)108 and 211
C)116 and 203
D)120 and 199
30) The sum of two numbers is 20 and their difference is 4. Which is the greater of the two numbers. *
1 point
A)16
B)14
C)12
D)8​

Answer 1

Answer:

Choose my answer as brainlist