Directions: What value should come in place of the ? in the following questions?
- 65% of 2800 + 34% of 750 – 15 × 29 = ?
1455164015201575NoneOption B
Solution:
65% of 2800 + 34% of 750 – 15 × 29 = x
1820+255-435=x
x=1640.
- 5.6% of 250 + 6.4% of 350 + 4.8% of 450 = ?
54.25652.558NoneOption D
Solution:
5.6% of 250 + 6.4% of 350 + 4.8% of 450 = x
14+22.4+21.6=x
x=58.
- 576 /32 * 34 – 823 + 245 = ?
34424638NoneOption A
Solution:
576 /32 * 34 – 823 + 245 = x
18*34 -823 + 245=x
612-823+245=x
x=34.
- 78.42 + 382.65 + 3466.38 – 2645.5 = ?
1046.261152.351281.95981.66NoneOption C
Solution:
78.42 + 382.65 + 3466.38 – 2645.5 = x
3927.45- 2645.5=x
x=1281.95.
- 4444/40 + 645/25 + 3991/26 = ?
286.5290.4289.6292.3NoneOption B
Solution:
4444 /40 + 645 / 25 + 3991 / 26 = x
111.1 + 25.8 + 153.5=x
x=290.4.
- 37.6*[1/4(24+32)] -11 1/4=?
496.26522.35536.20515.15NoneOption D
Solution:
37.6*[1/4(12+32)-11 1/4]=x
37.6* 1/4 *56 -45/4=x
x=526.4-11.25
x=515.15.
- 282 – 13 × 42 – 40% of 380 = ?
86927872NoneOption A
Solution:
282 – 13 × 42 – 40% of 380 = x
784-546-152=x
x=86.
- √4096 + 512/16 – 15% of 580 = ?
1014912NoneOption C
Solution:
√4096 + 512 / 16 – 15% of 580 = x
64+32-87=x
x=9.
- √(65% of 260 + 15% of 580) + 1536 ÷ 24 = ?
80849275NoneOption A
Solution:
√(65% of 260 + 15% of 580) + 1536 ÷ 24 = x
√(169+87) + 1536/24=x
x=16+ 64=80.
- 1034 / 22*12 + 460 = ?
94510241142994NoneOption B
Solution:
1034 / 22*12 + 460 = x
47*12+460=x
564+460=x
x=1024.
6th solution is wrong
🙂 solution no.6-::replace 12 with 24
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